Home / 232,568.08-320,947.31-130,615.61

Finding the Fourth Proportional to 232,568.08, 320,947.31 and 130,615.61

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Solution

The fourth proportional to 232,568.08, 320,947.31 and 130,615.61 is: 180,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,568.08 : 320,947.31 = 130,615.61 : x
  2. Step 2: Convert to fraction form
    232,568.08/320,947.31 = 130,615.61/x
  3. Step 3: Cross multiply
    232,568.08x = 320,947.31 × 130,615.61
  4. Step 4: Simplify right side
    232,568.08x = 41,920,727,395.31
  5. Step 5: Solve for x
    x = 41,920,727,395.31/232,568.08
  6. Step 6: Final answer
    x = 180,251.43

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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.