Home / 75,869.96-113,823.40-25,268.86

Finding the Fourth Proportional to 75,869.96, 113,823.40 and 25,268.86

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Solution

The fourth proportional to 75,869.96, 113,823.40 and 25,268.86 is: 37,909.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,869.96 : 113,823.40 = 25,268.86 : x
  2. Step 2: Convert to fraction form
    75,869.96/113,823.40 = 25,268.86/x
  3. Step 3: Cross multiply
    75,869.96x = 113,823.40 × 25,268.86
  4. Step 4: Simplify right side
    75,869.96x = 2,876,186,990.21
  5. Step 5: Solve for x
    x = 2,876,186,990.21/75,869.96
  6. Step 6: Final answer
    x = 37,909.43

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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.