Home / 224,345.43-309,597.12-122,371.02

Finding the Fourth Proportional to 224,345.43, 309,597.12 and 122,371.02

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Solution

The fourth proportional to 224,345.43, 309,597.12 and 122,371.02 is: 168,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,345.43 : 309,597.12 = 122,371.02 : x
  2. Step 2: Convert to fraction form
    224,345.43/309,597.12 = 122,371.02/x
  3. Step 3: Cross multiply
    224,345.43x = 309,597.12 × 122,371.02
  4. Step 4: Simplify right side
    224,345.43x = 37,885,715,363.46
  5. Step 5: Solve for x
    x = 37,885,715,363.46/224,345.43
  6. Step 6: Final answer
    x = 168,872.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.