Home / 252,246.02-378,367.66-108,130.61

Finding the Fourth Proportional to 252,246.02, 378,367.66 and 108,130.61

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Solution

The fourth proportional to 252,246.02, 378,367.66 and 108,130.61 is: 162,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,246.02 : 378,367.66 = 108,130.61 : x
  2. Step 2: Convert to fraction form
    252,246.02/378,367.66 = 108,130.61/x
  3. Step 3: Cross multiply
    252,246.02x = 378,367.66 × 108,130.61
  4. Step 4: Simplify right side
    252,246.02x = 40,913,126,352.92
  5. Step 5: Solve for x
    x = 40,913,126,352.92/252,246.02
  6. Step 6: Final answer
    x = 162,195.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.