Home / 232,517.76-320,853.59-135,730.02

Finding the Fourth Proportional to 232,517.76, 320,853.59 and 135,730.02

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Solution

The fourth proportional to 232,517.76, 320,853.59 and 135,730.02 is: 187,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,517.76 : 320,853.59 = 135,730.02 : x
  2. Step 2: Convert to fraction form
    232,517.76/320,853.59 = 135,730.02/x
  3. Step 3: Cross multiply
    232,517.76x = 320,853.59 × 135,730.02
  4. Step 4: Simplify right side
    232,517.76x = 43,549,464,527.10
  5. Step 5: Solve for x
    x = 43,549,464,527.10/232,517.76
  6. Step 6: Final answer
    x = 187,295.21

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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.