Home / 88,127.02-132,190.62-72,511.84

Finding the Fourth Proportional to 88,127.02, 132,190.62 and 72,511.84

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Solution

The fourth proportional to 88,127.02, 132,190.62 and 72,511.84 is: 108,767.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,127.02 : 132,190.62 = 72,511.84 : x
  2. Step 2: Convert to fraction form
    88,127.02/132,190.62 = 72,511.84/x
  3. Step 3: Cross multiply
    88,127.02x = 132,190.62 × 72,511.84
  4. Step 4: Simplify right side
    88,127.02x = 9,585,385,086.94
  5. Step 5: Solve for x
    x = 9,585,385,086.94/88,127.02
  6. Step 6: Final answer
    x = 108,767.83

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1.5x scale

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.