Home / 94,015.71-129,739.46-51,573.87

Finding the Fourth Proportional to 94,015.71, 129,739.46 and 51,573.87

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Solution

The fourth proportional to 94,015.71, 129,739.46 and 51,573.87 is: 71,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,015.71 : 129,739.46 = 51,573.87 : x
  2. Step 2: Convert to fraction form
    94,015.71/129,739.46 = 51,573.87/x
  3. Step 3: Cross multiply
    94,015.71x = 129,739.46 × 51,573.87
  4. Step 4: Simplify right side
    94,015.71x = 6,691,165,786.04
  5. Step 5: Solve for x
    x = 6,691,165,786.04/94,015.71
  6. Step 6: Final answer
    x = 71,170.72

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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.