Home / 244,723.28-337,721.40-137,286.90

Finding the Fourth Proportional to 244,723.28, 337,721.40 and 137,286.90

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Solution

The fourth proportional to 244,723.28, 337,721.40 and 137,286.90 is: 189,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,723.28 : 337,721.40 = 137,286.90 : x
  2. Step 2: Convert to fraction form
    244,723.28/337,721.40 = 137,286.90/x
  3. Step 3: Cross multiply
    244,723.28x = 337,721.40 × 137,286.90
  4. Step 4: Simplify right side
    244,723.28x = 46,364,724,069.66
  5. Step 5: Solve for x
    x = 46,364,724,069.66/244,723.28
  6. Step 6: Final answer
    x = 189,457.76

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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.