Home / 77,313.77-115,934.09-29,951.04

Finding the Fourth Proportional to 77,313.77, 115,934.09 and 29,951.04

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Solution

The fourth proportional to 77,313.77, 115,934.09 and 29,951.04 is: 44,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,313.77 : 115,934.09 = 29,951.04 : x
  2. Step 2: Convert to fraction form
    77,313.77/115,934.09 = 29,951.04/x
  3. Step 3: Cross multiply
    77,313.77x = 115,934.09 × 29,951.04
  4. Step 4: Simplify right side
    77,313.77x = 3,472,346,566.95
  5. Step 5: Solve for x
    x = 3,472,346,566.95/77,313.77
  6. Step 6: Final answer
    x = 44,912.39

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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.