Home / 89,305.66-123,241.38-49,020.11

Finding the Fourth Proportional to 89,305.66, 123,241.38 and 49,020.11

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Solution

The fourth proportional to 89,305.66, 123,241.38 and 49,020.11 is: 67,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,305.66 : 123,241.38 = 49,020.11 : x
  2. Step 2: Convert to fraction form
    89,305.66/123,241.38 = 49,020.11/x
  3. Step 3: Cross multiply
    89,305.66x = 123,241.38 × 49,020.11
  4. Step 4: Simplify right side
    89,305.66x = 6,041,306,004.15
  5. Step 5: Solve for x
    x = 6,041,306,004.15/89,305.66
  6. Step 6: Final answer
    x = 67,647.52

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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.