Home / 71,883.28-99,199.33-41,686.53

Finding the Fourth Proportional to 71,883.28, 99,199.33 and 41,686.53

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Solution

The fourth proportional to 71,883.28, 99,199.33 and 41,686.53 is: 57,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,883.28 : 99,199.33 = 41,686.53 : x
  2. Step 2: Convert to fraction form
    71,883.28/99,199.33 = 41,686.53/x
  3. Step 3: Cross multiply
    71,883.28x = 99,199.33 × 41,686.53
  4. Step 4: Simplify right side
    71,883.28x = 4,135,275,846.02
  5. Step 5: Solve for x
    x = 4,135,275,846.02/71,883.28
  6. Step 6: Final answer
    x = 57,527.65

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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.