Home / 89,182.46-123,074.14-50,417.20

Finding the Fourth Proportional to 89,182.46, 123,074.14 and 50,417.20

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Solution

The fourth proportional to 89,182.46, 123,074.14 and 50,417.20 is: 69,577.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,182.46 : 123,074.14 = 50,417.20 : x
  2. Step 2: Convert to fraction form
    89,182.46/123,074.14 = 50,417.20/x
  3. Step 3: Cross multiply
    89,182.46x = 123,074.14 × 50,417.20
  4. Step 4: Simplify right side
    89,182.46x = 6,205,053,531.21
  5. Step 5: Solve for x
    x = 6,205,053,531.21/89,182.46
  6. Step 6: Final answer
    x = 69,577.06

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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.