Home / 75,609.30-104,335.92-43,343.53

Finding the Fourth Proportional to 75,609.30, 104,335.92 and 43,343.53

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Solution

The fourth proportional to 75,609.30, 104,335.92 and 43,343.53 is: 59,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,609.30 : 104,335.92 = 43,343.53 : x
  2. Step 2: Convert to fraction form
    75,609.30/104,335.92 = 43,343.53/x
  3. Step 3: Cross multiply
    75,609.30x = 104,335.92 × 43,343.53
  4. Step 4: Simplify right side
    75,609.30x = 4,522,287,233.11
  5. Step 5: Solve for x
    x = 4,522,287,233.11/75,609.30
  6. Step 6: Final answer
    x = 59,811.26

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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.