Home / 82,231.43-113,482.08-50,394.17

Finding the Fourth Proportional to 82,231.43, 113,482.08 and 50,394.17

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Solution

The fourth proportional to 82,231.43, 113,482.08 and 50,394.17 is: 69,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,231.43 : 113,482.08 = 50,394.17 : x
  2. Step 2: Convert to fraction form
    82,231.43/113,482.08 = 50,394.17/x
  3. Step 3: Cross multiply
    82,231.43x = 113,482.08 × 50,394.17
  4. Step 4: Simplify right side
    82,231.43x = 5,718,834,664.06
  5. Step 5: Solve for x
    x = 5,718,834,664.06/82,231.43
  6. Step 6: Final answer
    x = 69,545.61

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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.