Home / 88,320.22-132,448.28-48,368.89

Finding the Fourth Proportional to 88,320.22, 132,448.28 and 48,368.89

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Solution

The fourth proportional to 88,320.22, 132,448.28 and 48,368.89 is: 72,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,320.22 : 132,448.28 = 48,368.89 : x
  2. Step 2: Convert to fraction form
    88,320.22/132,448.28 = 48,368.89/x
  3. Step 3: Cross multiply
    88,320.22x = 132,448.28 × 48,368.89
  4. Step 4: Simplify right side
    88,320.22x = 6,406,376,286.01
  5. Step 5: Solve for x
    x = 6,406,376,286.01/88,320.22
  6. Step 6: Final answer
    x = 72,535.78

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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.