Home / 114,951.24-172,426.62-31,845

Finding the Fourth Proportional to 114,951.24, 172,426.62 and 31,845

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Solution

The fourth proportional to 114,951.24, 172,426.62 and 31,845 is: 47,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,951.24 : 172,426.62 = 31,845 : x
  2. Step 2: Convert to fraction form
    114,951.24/172,426.62 = 31,845/x
  3. Step 3: Cross multiply
    114,951.24x = 172,426.62 × 31,845
  4. Step 4: Simplify right side
    114,951.24x = 5,490,925,713.90
  5. Step 5: Solve for x
    x = 5,490,925,713.90/114,951.24
  6. Step 6: Final answer
    x = 47,767.43

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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.