Home / 252,218.16-348,064.92-137,496.87

Finding the Fourth Proportional to 252,218.16, 348,064.92 and 137,496.87

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Solution

The fourth proportional to 252,218.16, 348,064.92 and 137,496.87 is: 189,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,218.16 : 348,064.92 = 137,496.87 : x
  2. Step 2: Convert to fraction form
    252,218.16/348,064.92 = 137,496.87/x
  3. Step 3: Cross multiply
    252,218.16x = 348,064.92 × 137,496.87
  4. Step 4: Simplify right side
    252,218.16x = 47,857,837,056.80
  5. Step 5: Solve for x
    x = 47,857,837,056.80/252,218.16
  6. Step 6: Final answer
    x = 189,747.78

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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.