Home / 102,716.32-141,749.46-60,275.56

Finding the Fourth Proportional to 102,716.32, 141,749.46 and 60,275.56

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Solution

The fourth proportional to 102,716.32, 141,749.46 and 60,275.56 is: 83,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,716.32 : 141,749.46 = 60,275.56 : x
  2. Step 2: Convert to fraction form
    102,716.32/141,749.46 = 60,275.56/x
  3. Step 3: Cross multiply
    102,716.32x = 141,749.46 × 60,275.56
  4. Step 4: Simplify right side
    102,716.32x = 8,544,028,081.20
  5. Step 5: Solve for x
    x = 8,544,028,081.20/102,716.32
  6. Step 6: Final answer
    x = 83,180.82

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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.