Home / 252,721.56-348,757.98-139,552.92

Finding the Fourth Proportional to 252,721.56, 348,757.98 and 139,552.92

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Solution

The fourth proportional to 252,721.56, 348,757.98 and 139,552.92 is: 192,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,721.56 : 348,757.98 = 139,552.92 : x
  2. Step 2: Convert to fraction form
    252,721.56/348,757.98 = 139,552.92/x
  3. Step 3: Cross multiply
    252,721.56x = 348,757.98 × 139,552.92
  4. Step 4: Simplify right side
    252,721.56x = 48,670,194,482.30
  5. Step 5: Solve for x
    x = 48,670,194,482.30/252,721.56
  6. Step 6: Final answer
    x = 192,584.26

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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.