Home / 239,632.55-359,499.86-71,153.36

Finding the Fourth Proportional to 239,632.55, 359,499.86 and 71,153.36

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Solution

The fourth proportional to 239,632.55, 359,499.86 and 71,153.36 is: 106,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,632.55 : 359,499.86 = 71,153.36 : x
  2. Step 2: Convert to fraction form
    239,632.55/359,499.86 = 71,153.36/x
  3. Step 3: Cross multiply
    239,632.55x = 359,499.86 × 71,153.36
  4. Step 4: Simplify right side
    239,632.55x = 25,579,622,958.53
  5. Step 5: Solve for x
    x = 25,579,622,958.53/239,632.55
  6. Step 6: Final answer
    x = 106,745.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.