Home / 82,141.18-113,352.29-46,330.68

Finding the Fourth Proportional to 82,141.18, 113,352.29 and 46,330.68

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Solution

The fourth proportional to 82,141.18, 113,352.29 and 46,330.68 is: 63,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,141.18 : 113,352.29 = 46,330.68 : x
  2. Step 2: Convert to fraction form
    82,141.18/113,352.29 = 46,330.68/x
  3. Step 3: Cross multiply
    82,141.18x = 113,352.29 × 46,330.68
  4. Step 4: Simplify right side
    82,141.18x = 5,251,687,876.84
  5. Step 5: Solve for x
    x = 5,251,687,876.84/82,141.18
  6. Step 6: Final answer
    x = 63,934.90

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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.