Home / 82,079.92-113,263.48-46,278.73

Finding the Fourth Proportional to 82,079.92, 113,263.48 and 46,278.73

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Solution

The fourth proportional to 82,079.92, 113,263.48 and 46,278.73 is: 63,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,079.92 : 113,263.48 = 46,278.73 : x
  2. Step 2: Convert to fraction form
    82,079.92/113,263.48 = 46,278.73/x
  3. Step 3: Cross multiply
    82,079.92x = 113,263.48 × 46,278.73
  4. Step 4: Simplify right side
    82,079.92x = 5,241,690,009.78
  5. Step 5: Solve for x
    x = 5,241,690,009.78/82,079.92
  6. Step 6: Final answer
    x = 63,860.81

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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.