Home / 239,945.16-360,039.84-145,401.24

Finding the Fourth Proportional to 239,945.16, 360,039.84 and 145,401.24

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Solution

The fourth proportional to 239,945.16, 360,039.84 and 145,401.24 is: 218,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,945.16 : 360,039.84 = 145,401.24 : x
  2. Step 2: Convert to fraction form
    239,945.16/360,039.84 = 145,401.24/x
  3. Step 3: Cross multiply
    239,945.16x = 360,039.84 × 145,401.24
  4. Step 4: Simplify right side
    239,945.16x = 52,350,239,185.40
  5. Step 5: Solve for x
    x = 52,350,239,185.40/239,945.16
  6. Step 6: Final answer
    x = 218,175.85

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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.