Home / 88,132.28-132,178.98-25,807.64

Finding the Fourth Proportional to 88,132.28, 132,178.98 and 25,807.64

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Solution

The fourth proportional to 88,132.28, 132,178.98 and 25,807.64 is: 38,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,132.28 : 132,178.98 = 25,807.64 : x
  2. Step 2: Convert to fraction form
    88,132.28/132,178.98 = 25,807.64/x
  3. Step 3: Cross multiply
    88,132.28x = 132,178.98 × 25,807.64
  4. Step 4: Simplify right side
    88,132.28x = 3,411,227,531.41
  5. Step 5: Solve for x
    x = 3,411,227,531.41/88,132.28
  6. Step 6: Final answer
    x = 38,705.77

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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.