Home / 47,885.27-71,891.39-40,910.11

Finding the Fourth Proportional to 47,885.27, 71,891.39 and 40,910.11

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Solution

The fourth proportional to 47,885.27, 71,891.39 and 40,910.11 is: 61,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885.27 : 71,891.39 = 40,910.11 : x
  2. Step 2: Convert to fraction form
    47,885.27/71,891.39 = 40,910.11/x
  3. Step 3: Cross multiply
    47,885.27x = 71,891.39 × 40,910.11
  4. Step 4: Simplify right side
    47,885.27x = 2,941,084,672.95
  5. Step 5: Solve for x
    x = 2,941,084,672.95/47,885.27
  6. Step 6: Final answer
    x = 61,419.40

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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.