Home / 82,447.92-113,884.90-60,981.30

Finding the Fourth Proportional to 82,447.92, 113,884.90 and 60,981.30

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Solution

The fourth proportional to 82,447.92, 113,884.90 and 60,981.30 is: 84,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,447.92 : 113,884.90 = 60,981.30 : x
  2. Step 2: Convert to fraction form
    82,447.92/113,884.90 = 60,981.30/x
  3. Step 3: Cross multiply
    82,447.92x = 113,884.90 × 60,981.30
  4. Step 4: Simplify right side
    82,447.92x = 6,944,849,252.37
  5. Step 5: Solve for x
    x = 6,944,849,252.37/82,447.92
  6. Step 6: Final answer
    x = 84,233.17

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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.