Home / 94,171.24-129,957.21-51,729.77

Finding the Fourth Proportional to 94,171.24, 129,957.21 and 51,729.77

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Solution

The fourth proportional to 94,171.24, 129,957.21 and 51,729.77 is: 71,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,171.24 : 129,957.21 = 51,729.77 : x
  2. Step 2: Convert to fraction form
    94,171.24/129,957.21 = 51,729.77/x
  3. Step 3: Cross multiply
    94,171.24x = 129,957.21 × 51,729.77
  4. Step 4: Simplify right side
    94,171.24x = 6,722,656,908.03
  5. Step 5: Solve for x
    x = 6,722,656,908.03/94,171.24
  6. Step 6: Final answer
    x = 71,387.58

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1.5x scale

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.