Home / 88,500.64-132,729.99-25,318.81

Finding the Fourth Proportional to 88,500.64, 132,729.99 and 25,318.81

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Solution

The fourth proportional to 88,500.64, 132,729.99 and 25,318.81 is: 37,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,500.64 : 132,729.99 = 25,318.81 : x
  2. Step 2: Convert to fraction form
    88,500.64/132,729.99 = 25,318.81/x
  3. Step 3: Cross multiply
    88,500.64x = 132,729.99 × 25,318.81
  4. Step 4: Simplify right side
    88,500.64x = 3,360,565,398.11
  5. Step 5: Solve for x
    x = 3,360,565,398.11/88,500.64
  6. Step 6: Final answer
    x = 37,972.22

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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.