Home / 83,770.56-115,610.40-46,051.92

Finding the Fourth Proportional to 83,770.56, 115,610.40 and 46,051.92

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Solution

The fourth proportional to 83,770.56, 115,610.40 and 46,051.92 is: 63,555.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,770.56 : 115,610.40 = 46,051.92 : x
  2. Step 2: Convert to fraction form
    83,770.56/115,610.40 = 46,051.92/x
  3. Step 3: Cross multiply
    83,770.56x = 115,610.40 × 46,051.92
  4. Step 4: Simplify right side
    83,770.56x = 5,324,080,891.97
  5. Step 5: Solve for x
    x = 5,324,080,891.97/83,770.56
  6. Step 6: Final answer
    x = 63,555.51

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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.