Home / 84,867.96-117,104.76-49,051.02

Finding the Fourth Proportional to 84,867.96, 117,104.76 and 49,051.02

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Solution

The fourth proportional to 84,867.96, 117,104.76 and 49,051.02 is: 67,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.96 : 117,104.76 = 49,051.02 : x
  2. Step 2: Convert to fraction form
    84,867.96/117,104.76 = 49,051.02/x
  3. Step 3: Cross multiply
    84,867.96x = 117,104.76 × 49,051.02
  4. Step 4: Simplify right side
    84,867.96x = 5,744,107,924.86
  5. Step 5: Solve for x
    x = 5,744,107,924.86/84,867.96
  6. Step 6: Final answer
    x = 67,682.88

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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.