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Finding the Fourth Proportional to 224,612.65, 336,917.60 and 56,132.11

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Solution

The fourth proportional to 224,612.65, 336,917.60 and 56,132.11 is: 84,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,612.65 : 336,917.60 = 56,132.11 : x
  2. Step 2: Convert to fraction form
    224,612.65/336,917.60 = 56,132.11/x
  3. Step 3: Cross multiply
    224,612.65x = 336,917.60 × 56,132.11
  4. Step 4: Simplify right side
    224,612.65x = 18,911,895,784.14
  5. Step 5: Solve for x
    x = 18,911,895,784.14/224,612.65
  6. Step 6: Final answer
    x = 84,197.82

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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.