Home / 240,691.55-332,159.40-131,800.47

Finding the Fourth Proportional to 240,691.55, 332,159.40 and 131,800.47

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Solution

The fourth proportional to 240,691.55, 332,159.40 and 131,800.47 is: 181,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,691.55 : 332,159.40 = 131,800.47 : x
  2. Step 2: Convert to fraction form
    240,691.55/332,159.40 = 131,800.47/x
  3. Step 3: Cross multiply
    240,691.55x = 332,159.40 × 131,800.47
  4. Step 4: Simplify right side
    240,691.55x = 43,778,765,034.92
  5. Step 5: Solve for x
    x = 43,778,765,034.92/240,691.55
  6. Step 6: Final answer
    x = 181,887.42

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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.