Home / 75,870.96-113,824.90-25,269.86

Finding the Fourth Proportional to 75,870.96, 113,824.90 and 25,269.86

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Solution

The fourth proportional to 75,870.96, 113,824.90 and 25,269.86 is: 37,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,870.96 : 113,824.90 = 25,269.86 : x
  2. Step 2: Convert to fraction form
    75,870.96/113,824.90 = 25,269.86/x
  3. Step 3: Cross multiply
    75,870.96x = 113,824.90 × 25,269.86
  4. Step 4: Simplify right side
    75,870.96x = 2,876,339,287.51
  5. Step 5: Solve for x
    x = 2,876,339,287.51/75,870.96
  6. Step 6: Final answer
    x = 37,910.94

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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.