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Finding the Fourth Proportional to 224,708.34, 337,135.41 and 66,938.16

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Solution

The fourth proportional to 224,708.34, 337,135.41 and 66,938.16 is: 100,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,708.34 : 337,135.41 = 66,938.16 : x
  2. Step 2: Convert to fraction form
    224,708.34/337,135.41 = 66,938.16/x
  3. Step 3: Cross multiply
    224,708.34x = 337,135.41 × 66,938.16
  4. Step 4: Simplify right side
    224,708.34x = 22,567,224,016.25
  5. Step 5: Solve for x
    x = 22,567,224,016.25/224,708.34
  6. Step 6: Final answer
    x = 100,428.96

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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.