Home / 252,177.86-348,003.16-137,456.48

Finding the Fourth Proportional to 252,177.86, 348,003.16 and 137,456.48

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Solution

The fourth proportional to 252,177.86, 348,003.16 and 137,456.48 is: 189,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,177.86 : 348,003.16 = 137,456.48 : x
  2. Step 2: Convert to fraction form
    252,177.86/348,003.16 = 137,456.48/x
  3. Step 3: Cross multiply
    252,177.86x = 348,003.16 × 137,456.48
  4. Step 4: Simplify right side
    252,177.86x = 47,835,287,318.82
  5. Step 5: Solve for x
    x = 47,835,287,318.82/252,177.86
  6. Step 6: Final answer
    x = 189,688.69

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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.