Home / 75,804.64-113,733.18-25,919.85

Finding the Fourth Proportional to 75,804.64, 113,733.18 and 25,919.85

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Solution

The fourth proportional to 75,804.64, 113,733.18 and 25,919.85 is: 38,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,804.64 : 113,733.18 = 25,919.85 : x
  2. Step 2: Convert to fraction form
    75,804.64/113,733.18 = 25,919.85/x
  3. Step 3: Cross multiply
    75,804.64x = 113,733.18 × 25,919.85
  4. Step 4: Simplify right side
    75,804.64x = 2,947,946,965.62
  5. Step 5: Solve for x
    x = 2,947,946,965.62/75,804.64
  6. Step 6: Final answer
    x = 38,888.74

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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.