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Finding the Fourth Proportional to 250,565.59, 375,903.67 and 73,086.49

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Solution

The fourth proportional to 250,565.59, 375,903.67 and 73,086.49 is: 109,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,565.59 : 375,903.67 = 73,086.49 : x
  2. Step 2: Convert to fraction form
    250,565.59/375,903.67 = 73,086.49/x
  3. Step 3: Cross multiply
    250,565.59x = 375,903.67 × 73,086.49
  4. Step 4: Simplify right side
    250,565.59x = 27,473,480,242.62
  5. Step 5: Solve for x
    x = 27,473,480,242.62/250,565.59
  6. Step 6: Final answer
    x = 109,645.86

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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.