Home / 239,945.86-359,401.20-113,395.11

Finding the Fourth Proportional to 239,945.86, 359,401.20 and 113,395.11

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Solution

The fourth proportional to 239,945.86, 359,401.20 and 113,395.11 is: 169,848.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,945.86 : 359,401.20 = 113,395.11 : x
  2. Step 2: Convert to fraction form
    239,945.86/359,401.20 = 113,395.11/x
  3. Step 3: Cross multiply
    239,945.86x = 359,401.20 × 113,395.11
  4. Step 4: Simplify right side
    239,945.86x = 40,754,338,608.13
  5. Step 5: Solve for x
    x = 40,754,338,608.13/239,945.86
  6. Step 6: Final answer
    x = 169,848.06

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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.