Home / 88,512.68-132,769.02-26,178.32

Finding the Fourth Proportional to 88,512.68, 132,769.02 and 26,178.32

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Solution

The fourth proportional to 88,512.68, 132,769.02 and 26,178.32 is: 39,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,512.68 : 132,769.02 = 26,178.32 : x
  2. Step 2: Convert to fraction form
    88,512.68/132,769.02 = 26,178.32/x
  3. Step 3: Cross multiply
    88,512.68x = 132,769.02 × 26,178.32
  4. Step 4: Simplify right side
    88,512.68x = 3,475,669,891.65
  5. Step 5: Solve for x
    x = 3,475,669,891.65/88,512.68
  6. Step 6: Final answer
    x = 39,267.48

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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.