Home / 252,246.27-378,368.03-108,130.86

Finding the Fourth Proportional to 252,246.27, 378,368.03 and 108,130.86

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Solution

The fourth proportional to 252,246.27, 378,368.03 and 108,130.86 is: 162,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,246.27 : 378,368.03 = 108,130.86 : x
  2. Step 2: Convert to fraction form
    252,246.27/378,368.03 = 108,130.86/x
  3. Step 3: Cross multiply
    252,246.27x = 378,368.03 × 108,130.86
  4. Step 4: Simplify right side
    252,246.27x = 40,913,261,426.33
  5. Step 5: Solve for x
    x = 40,913,261,426.33/252,246.27
  6. Step 6: Final answer
    x = 162,195.71

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1.5x scale

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.