Home / 94,142.77-129,917.88-51,701.62

Finding the Fourth Proportional to 94,142.77, 129,917.88 and 51,701.62

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Solution

The fourth proportional to 94,142.77, 129,917.88 and 51,701.62 is: 71,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,142.77 : 129,917.88 = 51,701.62 : x
  2. Step 2: Convert to fraction form
    94,142.77/129,917.88 = 51,701.62/x
  3. Step 3: Cross multiply
    94,142.77x = 129,917.88 × 51,701.62
  4. Step 4: Simplify right side
    94,142.77x = 6,716,964,862.97
  5. Step 5: Solve for x
    x = 6,716,964,862.97/94,142.77
  6. Step 6: Final answer
    x = 71,348.71

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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.