Home / 237,287.28-355,962.24-87,632.76

Finding the Fourth Proportional to 237,287.28, 355,962.24 and 87,632.76

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Solution

The fourth proportional to 237,287.28, 355,962.24 and 87,632.76 is: 131,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,287.28 : 355,962.24 = 87,632.76 : x
  2. Step 2: Convert to fraction form
    237,287.28/355,962.24 = 87,632.76/x
  3. Step 3: Cross multiply
    237,287.28x = 355,962.24 × 87,632.76
  4. Step 4: Simplify right side
    237,287.28x = 31,193,953,546.98
  5. Step 5: Solve for x
    x = 31,193,953,546.98/237,287.28
  6. Step 6: Final answer
    x = 131,460.71

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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.