Home / 89,546.28-123,574.15-49,263.11

Finding the Fourth Proportional to 89,546.28, 123,574.15 and 49,263.11

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Solution

The fourth proportional to 89,546.28, 123,574.15 and 49,263.11 is: 67,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,546.28 : 123,574.15 = 49,263.11 : x
  2. Step 2: Convert to fraction form
    89,546.28/123,574.15 = 49,263.11/x
  3. Step 3: Cross multiply
    89,546.28x = 123,574.15 × 49,263.11
  4. Step 4: Simplify right side
    89,546.28x = 6,087,646,944.61
  5. Step 5: Solve for x
    x = 6,087,646,944.61/89,546.28
  6. Step 6: Final answer
    x = 67,983.25

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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.