Home / 472,227.11-708,131.69-135,190.97

Finding the Fourth Proportional to 472,227.11, 708,131.69 and 135,190.97

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Solution

The fourth proportional to 472,227.11, 708,131.69 and 135,190.97 is: 202,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,227.11 : 708,131.69 = 135,190.97 : x
  2. Step 2: Convert to fraction form
    472,227.11/708,131.69 = 135,190.97/x
  3. Step 3: Cross multiply
    472,227.11x = 708,131.69 × 135,190.97
  4. Step 4: Simplify right side
    472,227.11x = 95,733,009,382.88
  5. Step 5: Solve for x
    x = 95,733,009,382.88/472,227.11
  6. Step 6: Final answer
    x = 202,726.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.