Home / 71,944.56-99,290.88-43,273.44

Finding the Fourth Proportional to 71,944.56, 99,290.88 and 43,273.44

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Solution

The fourth proportional to 71,944.56, 99,290.88 and 43,273.44 is: 59,721.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,944.56 : 99,290.88 = 43,273.44 : x
  2. Step 2: Convert to fraction form
    71,944.56/99,290.88 = 43,273.44/x
  3. Step 3: Cross multiply
    71,944.56x = 99,290.88 × 43,273.44
  4. Step 4: Simplify right side
    71,944.56x = 4,296,657,938.23
  5. Step 5: Solve for x
    x = 4,296,657,938.23/71,944.56
  6. Step 6: Final answer
    x = 59,721.79

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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.