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Finding the Fourth Proportional to 224,907.40, 337,307.10 and 129,932.20

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Solution

The fourth proportional to 224,907.40, 337,307.10 and 129,932.20 is: 194,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,907.40 : 337,307.10 = 129,932.20 : x
  2. Step 2: Convert to fraction form
    224,907.40/337,307.10 = 129,932.20/x
  3. Step 3: Cross multiply
    224,907.40x = 337,307.10 × 129,932.20
  4. Step 4: Simplify right side
    224,907.40x = 43,827,053,578.62
  5. Step 5: Solve for x
    x = 43,827,053,578.62/224,907.40
  6. Step 6: Final answer
    x = 194,867.10

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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.