Home / 117,711.18-176,464.50-47,544.90

Finding the Fourth Proportional to 117,711.18, 176,464.50 and 47,544.90

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Solution

The fourth proportional to 117,711.18, 176,464.50 and 47,544.90 is: 71,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,711.18 : 176,464.50 = 47,544.90 : x
  2. Step 2: Convert to fraction form
    117,711.18/176,464.50 = 47,544.90/x
  3. Step 3: Cross multiply
    117,711.18x = 176,464.50 × 47,544.90
  4. Step 4: Simplify right side
    117,711.18x = 8,389,987,006.05
  5. Step 5: Solve for x
    x = 8,389,987,006.05/117,711.18
  6. Step 6: Final answer
    x = 71,276.04

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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.