Home / 89,197.59-123,092.61-48,912.04

Finding the Fourth Proportional to 89,197.59, 123,092.61 and 48,912.04

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Solution

The fourth proportional to 89,197.59, 123,092.61 and 48,912.04 is: 67,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,197.59 : 123,092.61 = 48,912.04 : x
  2. Step 2: Convert to fraction form
    89,197.59/123,092.61 = 48,912.04/x
  3. Step 3: Cross multiply
    89,197.59x = 123,092.61 × 48,912.04
  4. Step 4: Simplify right side
    89,197.59x = 6,020,710,048.56
  5. Step 5: Solve for x
    x = 6,020,710,048.56/89,197.59
  6. Step 6: Final answer
    x = 67,498.57

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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.