Home / 239,834.09-359,688.48-71,309.04

Finding the Fourth Proportional to 239,834.09, 359,688.48 and 71,309.04

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Solution

The fourth proportional to 239,834.09, 359,688.48 and 71,309.04 is: 106,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,834.09 : 359,688.48 = 71,309.04 : x
  2. Step 2: Convert to fraction form
    239,834.09/359,688.48 = 71,309.04/x
  3. Step 3: Cross multiply
    239,834.09x = 359,688.48 × 71,309.04
  4. Step 4: Simplify right side
    239,834.09x = 25,649,040,207.86
  5. Step 5: Solve for x
    x = 25,649,040,207.86/239,834.09
  6. Step 6: Final answer
    x = 106,944.93

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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.