Home / 94,122.12-141,204.24-31,791

Finding the Fourth Proportional to 94,122.12, 141,204.24 and 31,791

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Solution

The fourth proportional to 94,122.12, 141,204.24 and 31,791 is: 47,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,122.12 : 141,204.24 = 31,791 : x
  2. Step 2: Convert to fraction form
    94,122.12/141,204.24 = 31,791/x
  3. Step 3: Cross multiply
    94,122.12x = 141,204.24 × 31,791
  4. Step 4: Simplify right side
    94,122.12x = 4,489,023,993.84
  5. Step 5: Solve for x
    x = 4,489,023,993.84/94,122.12
  6. Step 6: Final answer
    x = 47,693.61

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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.