Home / 84,849.91-117,086.02-49,042.24

Finding the Fourth Proportional to 84,849.91, 117,086.02 and 49,042.24

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Solution

The fourth proportional to 84,849.91, 117,086.02 and 49,042.24 is: 67,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,849.91 : 117,086.02 = 49,042.24 : x
  2. Step 2: Convert to fraction form
    84,849.91/117,086.02 = 49,042.24/x
  3. Step 3: Cross multiply
    84,849.91x = 117,086.02 × 49,042.24
  4. Step 4: Simplify right side
    84,849.91x = 5,742,160,693.48
  5. Step 5: Solve for x
    x = 5,742,160,693.48/84,849.91
  6. Step 6: Final answer
    x = 67,674.33

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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.