Home / 88,396.02-132,594.03-72,780.84

Finding the Fourth Proportional to 88,396.02, 132,594.03 and 72,780.84

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Solution

The fourth proportional to 88,396.02, 132,594.03 and 72,780.84 is: 109,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,396.02 : 132,594.03 = 72,780.84 : x
  2. Step 2: Convert to fraction form
    88,396.02/132,594.03 = 72,780.84/x
  3. Step 3: Cross multiply
    88,396.02x = 132,594.03 × 72,780.84
  4. Step 4: Simplify right side
    88,396.02x = 9,650,304,882.39
  5. Step 5: Solve for x
    x = 9,650,304,882.39/88,396.02
  6. Step 6: Final answer
    x = 109,171.26

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Similar ratio
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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.