Home / 108,752,115.15-150,081,166.85-66,960,290.39

Finding the Fourth Proportional to 108,752,115.15, 150,081,166.85 and 66,960,290.39

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Solution

The fourth proportional to 108,752,115.15, 150,081,166.85 and 66,960,290.39 is: 92,407,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,752,115.15 : 150,081,166.85 = 66,960,290.39 : x
  2. Step 2: Convert to fraction form
    108,752,115.15/150,081,166.85 = 66,960,290.39/x
  3. Step 3: Cross multiply
    108,752,115.15x = 150,081,166.85 × 66,960,290.39
  4. Step 4: Simplify right side
    108,752,115.15x = 10,049,478,513,260,834
  5. Step 5: Solve for x
    x = 10,049,478,513,260,834/108,752,115.15
  6. Step 6: Final answer
    x = 92,407,200.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.