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Finding the Fourth Proportional to 207,751.58, 311,381.28 and 95,337.04

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Solution

The fourth proportional to 207,751.58, 311,381.28 and 95,337.04 is: 142,892.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,751.58 : 311,381.28 = 95,337.04 : x
  2. Step 2: Convert to fraction form
    207,751.58/311,381.28 = 95,337.04/x
  3. Step 3: Cross multiply
    207,751.58x = 311,381.28 × 95,337.04
  4. Step 4: Simplify right side
    207,751.58x = 29,686,169,546.61
  5. Step 5: Solve for x
    x = 29,686,169,546.61/207,751.58
  6. Step 6: Final answer
    x = 142,892.63

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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.