Home / 151,134.86-226,701.48-72,229.52

Finding the Fourth Proportional to 151,134.86, 226,701.48 and 72,229.52

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Solution

The fourth proportional to 151,134.86, 226,701.48 and 72,229.52 is: 108,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,134.86 : 226,701.48 = 72,229.52 : x
  2. Step 2: Convert to fraction form
    151,134.86/226,701.48 = 72,229.52/x
  3. Step 3: Cross multiply
    151,134.86x = 226,701.48 × 72,229.52
  4. Step 4: Simplify right side
    151,134.86x = 16,374,539,083.69
  5. Step 5: Solve for x
    x = 16,374,539,083.69/151,134.86
  6. Step 6: Final answer
    x = 108,343.89

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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.