Home / 151,989.20-227,996.76-39,684.32

Finding the Fourth Proportional to 151,989.20, 227,996.76 and 39,684.32

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Solution

The fourth proportional to 151,989.20, 227,996.76 and 39,684.32 is: 59,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,989.20 : 227,996.76 = 39,684.32 : x
  2. Step 2: Convert to fraction form
    151,989.20/227,996.76 = 39,684.32/x
  3. Step 3: Cross multiply
    151,989.20x = 227,996.76 × 39,684.32
  4. Step 4: Simplify right side
    151,989.20x = 9,047,896,382.80
  5. Step 5: Solve for x
    x = 9,047,896,382.80/151,989.20
  6. Step 6: Final answer
    x = 59,529.86

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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.