Home / 89,381.62-123,347.64-49,096.32

Finding the Fourth Proportional to 89,381.62, 123,347.64 and 49,096.32

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Solution

The fourth proportional to 89,381.62, 123,347.64 and 49,096.32 is: 67,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,381.62 : 123,347.64 = 49,096.32 : x
  2. Step 2: Convert to fraction form
    89,381.62/123,347.64 = 49,096.32/x
  3. Step 3: Cross multiply
    89,381.62x = 123,347.64 × 49,096.32
  4. Step 4: Simplify right side
    89,381.62x = 6,055,915,204.68
  5. Step 5: Solve for x
    x = 6,055,915,204.68/89,381.62
  6. Step 6: Final answer
    x = 67,753.47

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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.