Home / 94,970.97-131,100.30-59,178.69

Finding the Fourth Proportional to 94,970.97, 131,100.30 and 59,178.69

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Solution

The fourth proportional to 94,970.97, 131,100.30 and 59,178.69 is: 81,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,970.97 : 131,100.30 = 59,178.69 : x
  2. Step 2: Convert to fraction form
    94,970.97/131,100.30 = 59,178.69/x
  3. Step 3: Cross multiply
    94,970.97x = 131,100.30 × 59,178.69
  4. Step 4: Simplify right side
    94,970.97x = 7,758,344,012.61
  5. Step 5: Solve for x
    x = 7,758,344,012.61/94,970.97
  6. Step 6: Final answer
    x = 81,691.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.