Home / 156,588.72-234,882.24-38,260.56

Finding the Fourth Proportional to 156,588.72, 234,882.24 and 38,260.56

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Solution

The fourth proportional to 156,588.72, 234,882.24 and 38,260.56 is: 57,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,588.72 : 234,882.24 = 38,260.56 : x
  2. Step 2: Convert to fraction form
    156,588.72/234,882.24 = 38,260.56/x
  3. Step 3: Cross multiply
    156,588.72x = 234,882.24 × 38,260.56
  4. Step 4: Simplify right side
    156,588.72x = 8,986,726,036.45
  5. Step 5: Solve for x
    x = 8,986,726,036.45/156,588.72
  6. Step 6: Final answer
    x = 57,390.63

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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.