Home / 252,621.66-348,620.31-139,441.98

Finding the Fourth Proportional to 252,621.66, 348,620.31 and 139,441.98

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Solution

The fourth proportional to 252,621.66, 348,620.31 and 139,441.98 is: 192,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,621.66 : 348,620.31 = 139,441.98 : x
  2. Step 2: Convert to fraction form
    252,621.66/348,620.31 = 139,441.98/x
  3. Step 3: Cross multiply
    252,621.66x = 348,620.31 × 139,441.98
  4. Step 4: Simplify right side
    252,621.66x = 48,612,306,294.61
  5. Step 5: Solve for x
    x = 48,612,306,294.61/252,621.66
  6. Step 6: Final answer
    x = 192,431.27

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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.