Home / 49,252.25-73,760.00-28,128.32

Finding the Fourth Proportional to 49,252.25, 73,760.00 and 28,128.32

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Solution

The fourth proportional to 49,252.25, 73,760.00 and 28,128.32 is: 42,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,252.25 : 73,760.00 = 28,128.32 : x
  2. Step 2: Convert to fraction form
    49,252.25/73,760.00 = 28,128.32/x
  3. Step 3: Cross multiply
    49,252.25x = 73,760.00 × 28,128.32
  4. Step 4: Simplify right side
    49,252.25x = 2,074,744,373.76
  5. Step 5: Solve for x
    x = 2,074,744,373.76/49,252.25
  6. Step 6: Final answer
    x = 42,124.87

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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.