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Finding the Fourth Proportional to 224,590.59, 336,939.50 and 74,832.17

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Solution

The fourth proportional to 224,590.59, 336,939.50 and 74,832.17 is: 112,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,590.59 : 336,939.50 = 74,832.17 : x
  2. Step 2: Convert to fraction form
    224,590.59/336,939.50 = 74,832.17/x
  3. Step 3: Cross multiply
    224,590.59x = 336,939.50 × 74,832.17
  4. Step 4: Simplify right side
    224,590.59x = 25,213,913,920.45
  5. Step 5: Solve for x
    x = 25,213,913,920.45/224,590.59
  6. Step 6: Final answer
    x = 112,266.12

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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.