Home / 75,503.27-113,252.29-19,343.85

Finding the Fourth Proportional to 75,503.27, 113,252.29 and 19,343.85

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Solution

The fourth proportional to 75,503.27, 113,252.29 and 19,343.85 is: 29,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,503.27 : 113,252.29 = 19,343.85 : x
  2. Step 2: Convert to fraction form
    75,503.27/113,252.29 = 19,343.85/x
  3. Step 3: Cross multiply
    75,503.27x = 113,252.29 × 19,343.85
  4. Step 4: Simplify right side
    75,503.27x = 2,190,734,836.86
  5. Step 5: Solve for x
    x = 2,190,734,836.86/75,503.27
  6. Step 6: Final answer
    x = 29,015.10

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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.