Home / 151,732.30-227,598.45-72,805.90

Finding the Fourth Proportional to 151,732.30, 227,598.45 and 72,805.90

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Solution

The fourth proportional to 151,732.30, 227,598.45 and 72,805.90 is: 109,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,732.30 : 227,598.45 = 72,805.90 : x
  2. Step 2: Convert to fraction form
    151,732.30/227,598.45 = 72,805.90/x
  3. Step 3: Cross multiply
    151,732.30x = 227,598.45 × 72,805.90
  4. Step 4: Simplify right side
    151,732.30x = 16,570,509,990.86
  5. Step 5: Solve for x
    x = 16,570,509,990.86/151,732.30
  6. Step 6: Final answer
    x = 109,208.85

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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.