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Finding the Fourth Proportional to 250,370.37, 375,587.40 and 79,531.14

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Solution

The fourth proportional to 250,370.37, 375,587.40 and 79,531.14 is: 119,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,370.37 : 375,587.40 = 79,531.14 : x
  2. Step 2: Convert to fraction form
    250,370.37/375,587.40 = 79,531.14/x
  3. Step 3: Cross multiply
    250,370.37x = 375,587.40 × 79,531.14
  4. Step 4: Simplify right side
    250,370.37x = 29,870,894,091.64
  5. Step 5: Solve for x
    x = 29,870,894,091.64/250,370.37
  6. Step 6: Final answer
    x = 119,306.83

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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.