Home / 89,538.40-123,560.38-49,252.16

Finding the Fourth Proportional to 89,538.40, 123,560.38 and 49,252.16

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Solution

The fourth proportional to 89,538.40, 123,560.38 and 49,252.16 is: 67,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,538.40 : 123,560.38 = 49,252.16 : x
  2. Step 2: Convert to fraction form
    89,538.40/123,560.38 = 49,252.16/x
  3. Step 3: Cross multiply
    89,538.40x = 123,560.38 × 49,252.16
  4. Step 4: Simplify right side
    89,538.40x = 6,085,615,605.42
  5. Step 5: Solve for x
    x = 6,085,615,605.42/89,538.40
  6. Step 6: Final answer
    x = 67,966.54

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1.5x scale

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.