Home / 89,160.98-123,041.36-48,874.61

Finding the Fourth Proportional to 89,160.98, 123,041.36 and 48,874.61

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Solution

The fourth proportional to 89,160.98, 123,041.36 and 48,874.61 is: 67,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,160.98 : 123,041.36 = 48,874.61 : x
  2. Step 2: Convert to fraction form
    89,160.98/123,041.36 = 48,874.61/x
  3. Step 3: Cross multiply
    89,160.98x = 123,041.36 × 48,874.61
  4. Step 4: Simplify right side
    89,160.98x = 6,013,598,913.66
  5. Step 5: Solve for x
    x = 6,013,598,913.66/89,160.98
  6. Step 6: Final answer
    x = 67,446.54

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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.