Home / 88,319.22-132,446.78-48,367.89

Finding the Fourth Proportional to 88,319.22, 132,446.78 and 48,367.89

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Solution

The fourth proportional to 88,319.22, 132,446.78 and 48,367.89 is: 72,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,319.22 : 132,446.78 = 48,367.89 : x
  2. Step 2: Convert to fraction form
    88,319.22/132,446.78 = 48,367.89/x
  3. Step 3: Cross multiply
    88,319.22x = 132,446.78 × 48,367.89
  4. Step 4: Simplify right side
    88,319.22x = 6,406,171,406.81
  5. Step 5: Solve for x
    x = 6,406,171,406.81/88,319.22
  6. Step 6: Final answer
    x = 72,534.28

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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.