Home / 84,832.04-117,082.61-49,042.86

Finding the Fourth Proportional to 84,832.04, 117,082.61 and 49,042.86

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Solution

The fourth proportional to 84,832.04, 117,082.61 and 49,042.86 is: 67,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,832.04 : 117,082.61 = 49,042.86 : x
  2. Step 2: Convert to fraction form
    84,832.04/117,082.61 = 49,042.86/x
  3. Step 3: Cross multiply
    84,832.04x = 117,082.61 × 49,042.86
  4. Step 4: Simplify right side
    84,832.04x = 5,742,065,805.45
  5. Step 5: Solve for x
    x = 5,742,065,805.45/84,832.04
  6. Step 6: Final answer
    x = 67,687.47

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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.