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Finding the Fourth Proportional to 224,541.74, 336,774.33 and 74,765.04

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Solution

The fourth proportional to 224,541.74, 336,774.33 and 74,765.04 is: 112,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,541.74 : 336,774.33 = 74,765.04 : x
  2. Step 2: Convert to fraction form
    224,541.74/336,774.33 = 74,765.04/x
  3. Step 3: Cross multiply
    224,541.74x = 336,774.33 × 74,765.04
  4. Step 4: Simplify right side
    224,541.74x = 25,178,946,253.42
  5. Step 5: Solve for x
    x = 25,178,946,253.42/224,541.74
  6. Step 6: Final answer
    x = 112,134.82

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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.