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Finding the Fourth Proportional to 224,720.01, 337,105.94 and 74,980.17

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Solution

The fourth proportional to 224,720.01, 337,105.94 and 74,980.17 is: 112,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,720.01 : 337,105.94 = 74,980.17 : x
  2. Step 2: Convert to fraction form
    224,720.01/337,105.94 = 74,980.17/x
  3. Step 3: Cross multiply
    224,720.01x = 337,105.94 × 74,980.17
  4. Step 4: Simplify right side
    224,720.01x = 25,276,260,314.31
  5. Step 5: Solve for x
    x = 25,276,260,314.31/224,720.01
  6. Step 6: Final answer
    x = 112,478.90

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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.