Home / 252,445.56-348,350.67-139,261.02

Finding the Fourth Proportional to 252,445.56, 348,350.67 and 139,261.02

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Solution

The fourth proportional to 252,445.56, 348,350.67 and 139,261.02 is: 192,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,445.56 : 348,350.67 = 139,261.02 : x
  2. Step 2: Convert to fraction form
    252,445.56/348,350.67 = 139,261.02/x
  3. Step 3: Cross multiply
    252,445.56x = 348,350.67 × 139,261.02
  4. Step 4: Simplify right side
    252,445.56x = 48,511,669,621.88
  5. Step 5: Solve for x
    x = 48,511,669,621.88/252,445.56
  6. Step 6: Final answer
    x = 192,166.86

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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.