Home / 78,534.96-108,359.82-44,536.02

Finding the Fourth Proportional to 78,534.96, 108,359.82 and 44,536.02

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Solution

The fourth proportional to 78,534.96, 108,359.82 and 44,536.02 is: 61,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,534.96 : 108,359.82 = 44,536.02 : x
  2. Step 2: Convert to fraction form
    78,534.96/108,359.82 = 44,536.02/x
  3. Step 3: Cross multiply
    78,534.96x = 108,359.82 × 44,536.02
  4. Step 4: Simplify right side
    78,534.96x = 4,825,915,110.72
  5. Step 5: Solve for x
    x = 4,825,915,110.72/78,534.96
  6. Step 6: Final answer
    x = 61,449.26

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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.