Home / 83,765.44-115,597.20-46,040.80

Finding the Fourth Proportional to 83,765.44, 115,597.20 and 46,040.80

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Solution

The fourth proportional to 83,765.44, 115,597.20 and 46,040.80 is: 63,536.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,765.44 : 115,597.20 = 46,040.80 : x
  2. Step 2: Convert to fraction form
    83,765.44/115,597.20 = 46,040.80/x
  3. Step 3: Cross multiply
    83,765.44x = 115,597.20 × 46,040.80
  4. Step 4: Simplify right side
    83,765.44x = 5,322,187,565.76
  5. Step 5: Solve for x
    x = 5,322,187,565.76/83,765.44
  6. Step 6: Final answer
    x = 63,536.79

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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.