Home / 89,276.40-123,195.88-48,982

Finding the Fourth Proportional to 89,276.40, 123,195.88 and 48,982

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Solution

The fourth proportional to 89,276.40, 123,195.88 and 48,982 is: 67,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,276.40 : 123,195.88 = 48,982 : x
  2. Step 2: Convert to fraction form
    89,276.40/123,195.88 = 48,982/x
  3. Step 3: Cross multiply
    89,276.40x = 123,195.88 × 48,982
  4. Step 4: Simplify right side
    89,276.40x = 6,034,380,594.16
  5. Step 5: Solve for x
    x = 6,034,380,594.16/89,276.40
  6. Step 6: Final answer
    x = 67,592.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.