Home / 75,565.33-104,283.66-43,728.07

Finding the Fourth Proportional to 75,565.33, 104,283.66 and 43,728.07

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Solution

The fourth proportional to 75,565.33, 104,283.66 and 43,728.07 is: 60,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,565.33 : 104,283.66 = 43,728.07 : x
  2. Step 2: Convert to fraction form
    75,565.33/104,283.66 = 43,728.07/x
  3. Step 3: Cross multiply
    75,565.33x = 104,283.66 × 43,728.07
  4. Step 4: Simplify right side
    75,565.33x = 4,560,123,184.34
  5. Step 5: Solve for x
    x = 4,560,123,184.34/75,565.33
  6. Step 6: Final answer
    x = 60,346.76

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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.