Home / 89,304.82-123,242.16-49,022.36

Finding the Fourth Proportional to 89,304.82, 123,242.16 and 49,022.36

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Solution

The fourth proportional to 89,304.82, 123,242.16 and 49,022.36 is: 67,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,304.82 : 123,242.16 = 49,022.36 : x
  2. Step 2: Convert to fraction form
    89,304.82/123,242.16 = 49,022.36/x
  3. Step 3: Cross multiply
    89,304.82x = 123,242.16 × 49,022.36
  4. Step 4: Simplify right side
    89,304.82x = 6,041,621,534.70
  5. Step 5: Solve for x
    x = 6,041,621,534.70/89,304.82
  6. Step 6: Final answer
    x = 67,651.68

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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.