Home / 89,515.25-123,534.15-49,232.06

Finding the Fourth Proportional to 89,515.25, 123,534.15 and 49,232.06

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Solution

The fourth proportional to 89,515.25, 123,534.15 and 49,232.06 is: 67,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,515.25 : 123,534.15 = 49,232.06 : x
  2. Step 2: Convert to fraction form
    89,515.25/123,534.15 = 49,232.06/x
  3. Step 3: Cross multiply
    89,515.25x = 123,534.15 × 49,232.06
  4. Step 4: Simplify right side
    89,515.25x = 6,081,840,684.85
  5. Step 5: Solve for x
    x = 6,081,840,684.85/89,515.25
  6. Step 6: Final answer
    x = 67,941.95

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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.