Home / 114,711.24-172,063.26-31,604.52

Finding the Fourth Proportional to 114,711.24, 172,063.26 and 31,604.52

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Solution

The fourth proportional to 114,711.24, 172,063.26 and 31,604.52 is: 47,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,711.24 : 172,063.26 = 31,604.52 : x
  2. Step 2: Convert to fraction form
    114,711.24/172,063.26 = 31,604.52/x
  3. Step 3: Cross multiply
    114,711.24x = 172,063.26 × 31,604.52
  4. Step 4: Simplify right side
    114,711.24x = 5,437,976,741.94
  5. Step 5: Solve for x
    x = 5,437,976,741.94/114,711.24
  6. Step 6: Final answer
    x = 47,405.79

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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.