Home / 252,546.60-348,505.20-139,366.92

Finding the Fourth Proportional to 252,546.60, 348,505.20 and 139,366.92

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Solution

The fourth proportional to 252,546.60, 348,505.20 and 139,366.92 is: 192,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,546.60 : 348,505.20 = 139,366.92 : x
  2. Step 2: Convert to fraction form
    252,546.60/348,505.20 = 139,366.92/x
  3. Step 3: Cross multiply
    252,546.60x = 348,505.20 × 139,366.92
  4. Step 4: Simplify right side
    252,546.60x = 48,570,096,327.98
  5. Step 5: Solve for x
    x = 48,570,096,327.98/252,546.60
  6. Step 6: Final answer
    x = 192,321.32

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1.5x scale

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.