Home / 252,177.55-348,002.74-137,456.18

Finding the Fourth Proportional to 252,177.55, 348,002.74 and 137,456.18

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Solution

The fourth proportional to 252,177.55, 348,002.74 and 137,456.18 is: 189,688.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,177.55 : 348,002.74 = 137,456.18 : x
  2. Step 2: Convert to fraction form
    252,177.55/348,002.74 = 137,456.18/x
  3. Step 3: Cross multiply
    252,177.55x = 348,002.74 × 137,456.18
  4. Step 4: Simplify right side
    252,177.55x = 47,835,127,006.75
  5. Step 5: Solve for x
    x = 47,835,127,006.75/252,177.55
  6. Step 6: Final answer
    x = 189,688.29

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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.