Home / 252,135.60-347,982.12-144,739.32

Finding the Fourth Proportional to 252,135.60, 347,982.12 and 144,739.32

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Solution

The fourth proportional to 252,135.60, 347,982.12 and 144,739.32 is: 199,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,135.60 : 347,982.12 = 144,739.32 : x
  2. Step 2: Convert to fraction form
    252,135.60/347,982.12 = 144,739.32/x
  3. Step 3: Cross multiply
    252,135.60x = 347,982.12 × 144,739.32
  4. Step 4: Simplify right side
    252,135.60x = 50,366,695,420.96
  5. Step 5: Solve for x
    x = 50,366,695,420.96/252,135.60
  6. Step 6: Final answer
    x = 199,760.35

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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.