Home / 112,101.57-168,073.52-52,066.31

Finding the Fourth Proportional to 112,101.57, 168,073.52 and 52,066.31

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Solution

The fourth proportional to 112,101.57, 168,073.52 and 52,066.31 is: 78,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101.57 : 168,073.52 = 52,066.31 : x
  2. Step 2: Convert to fraction form
    112,101.57/168,073.52 = 52,066.31/x
  3. Step 3: Cross multiply
    112,101.57x = 168,073.52 × 52,066.31
  4. Step 4: Simplify right side
    112,101.57x = 8,750,967,154.74
  5. Step 5: Solve for x
    x = 8,750,967,154.74/112,101.57
  6. Step 6: Final answer
    x = 78,062.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.