Home / 88,510.72-132,785.52-49,125.28

Finding the Fourth Proportional to 88,510.72, 132,785.52 and 49,125.28

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Solution

The fourth proportional to 88,510.72, 132,785.52 and 49,125.28 is: 73,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,510.72 : 132,785.52 = 49,125.28 : x
  2. Step 2: Convert to fraction form
    88,510.72/132,785.52 = 49,125.28/x
  3. Step 3: Cross multiply
    88,510.72x = 132,785.52 × 49,125.28
  4. Step 4: Simplify right side
    88,510.72x = 6,523,125,849.95
  5. Step 5: Solve for x
    x = 6,523,125,849.95/88,510.72
  6. Step 6: Final answer
    x = 73,698.71

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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.