Home / 252,243.15-348,092.88-137,521.50

Finding the Fourth Proportional to 252,243.15, 348,092.88 and 137,521.50

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Solution

The fourth proportional to 252,243.15, 348,092.88 and 137,521.50 is: 189,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,243.15 : 348,092.88 = 137,521.50 : x
  2. Step 2: Convert to fraction form
    252,243.15/348,092.88 = 137,521.50/x
  3. Step 3: Cross multiply
    252,243.15x = 348,092.88 × 137,521.50
  4. Step 4: Simplify right side
    252,243.15x = 47,870,253,175.87
  5. Step 5: Solve for x
    x = 47,870,253,175.87/252,243.15
  6. Step 6: Final answer
    x = 189,778.21

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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.