Home / 102,713.32-141,745.32-60,272.56

Finding the Fourth Proportional to 102,713.32, 141,745.32 and 60,272.56

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Solution

The fourth proportional to 102,713.32, 141,745.32 and 60,272.56 is: 83,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,713.32 : 141,745.32 = 60,272.56 : x
  2. Step 2: Convert to fraction form
    102,713.32/141,745.32 = 60,272.56/x
  3. Step 3: Cross multiply
    102,713.32x = 141,745.32 × 60,272.56
  4. Step 4: Simplify right side
    102,713.32x = 8,543,353,304.42
  5. Step 5: Solve for x
    x = 8,543,353,304.42/102,713.32
  6. Step 6: Final answer
    x = 83,176.68

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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.