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Finding the Fourth Proportional to 250,674.96, 375,937.89 and 73,134.30

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Solution

The fourth proportional to 250,674.96, 375,937.89 and 73,134.30 is: 109,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,674.96 : 375,937.89 = 73,134.30 : x
  2. Step 2: Convert to fraction form
    250,674.96/375,937.89 = 73,134.30/x
  3. Step 3: Cross multiply
    250,674.96x = 375,937.89 × 73,134.30
  4. Step 4: Simplify right side
    250,674.96x = 27,493,954,428.63
  5. Step 5: Solve for x
    x = 27,493,954,428.63/250,674.96
  6. Step 6: Final answer
    x = 109,679.70

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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.