Home / 82,712.22-114,143.19-44,986.62

Finding the Fourth Proportional to 82,712.22, 114,143.19 and 44,986.62

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Solution

The fourth proportional to 82,712.22, 114,143.19 and 44,986.62 is: 62,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,712.22 : 114,143.19 = 44,986.62 : x
  2. Step 2: Convert to fraction form
    82,712.22/114,143.19 = 44,986.62/x
  3. Step 3: Cross multiply
    82,712.22x = 114,143.19 × 44,986.62
  4. Step 4: Simplify right side
    82,712.22x = 5,134,916,314.12
  5. Step 5: Solve for x
    x = 5,134,916,314.12/82,712.22
  6. Step 6: Final answer
    x = 62,081.71

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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.