Home / 102,373.26-141,275.24-57,050.25

Finding the Fourth Proportional to 102,373.26, 141,275.24 and 57,050.25

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Solution

The fourth proportional to 102,373.26, 141,275.24 and 57,050.25 is: 78,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,373.26 : 141,275.24 = 57,050.25 : x
  2. Step 2: Convert to fraction form
    102,373.26/141,275.24 = 57,050.25/x
  3. Step 3: Cross multiply
    102,373.26x = 141,275.24 × 57,050.25
  4. Step 4: Simplify right side
    102,373.26x = 8,059,787,760.81
  5. Step 5: Solve for x
    x = 8,059,787,760.81/102,373.26
  6. Step 6: Final answer
    x = 78,729.42

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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.