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Finding the Fourth Proportional to 224,670.46, 336,765.92 and 112,129.06

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Solution

The fourth proportional to 224,670.46, 336,765.92 and 112,129.06 is: 168,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,670.46 : 336,765.92 = 112,129.06 : x
  2. Step 2: Convert to fraction form
    224,670.46/336,765.92 = 112,129.06/x
  3. Step 3: Cross multiply
    224,670.46x = 336,765.92 × 112,129.06
  4. Step 4: Simplify right side
    224,670.46x = 37,761,246,049.64
  5. Step 5: Solve for x
    x = 37,761,246,049.64/224,670.46
  6. Step 6: Final answer
    x = 168,073.93

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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.