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Finding the Fourth Proportional to 225,166.01, 337,748.15 and 90,290.39

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Solution

The fourth proportional to 225,166.01, 337,748.15 and 90,290.39 is: 135,435.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,166.01 : 337,748.15 = 90,290.39 : x
  2. Step 2: Convert to fraction form
    225,166.01/337,748.15 = 90,290.39/x
  3. Step 3: Cross multiply
    225,166.01x = 337,748.15 × 90,290.39
  4. Step 4: Simplify right side
    225,166.01x = 30,495,410,045.09
  5. Step 5: Solve for x
    x = 30,495,410,045.09/225,166.01
  6. Step 6: Final answer
    x = 135,435.23

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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.