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Finding the Fourth Proportional to 150,722.76, 226,079.76 and 38,402.52

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Solution

The fourth proportional to 150,722.76, 226,079.76 and 38,402.52 is: 57,602.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,722.76 : 226,079.76 = 38,402.52 : x
  2. Step 2: Convert to fraction form
    150,722.76/226,079.76 = 38,402.52/x
  3. Step 3: Cross multiply
    150,722.76x = 226,079.76 × 38,402.52
  4. Step 4: Simplify right side
    150,722.76x = 8,682,032,505.00
  5. Step 5: Solve for x
    x = 8,682,032,505.00/150,722.76
  6. Step 6: Final answer
    x = 57,602.66

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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.