Home / 239,908.23-359,864.10-90,182.43

Finding the Fourth Proportional to 239,908.23, 359,864.10 and 90,182.43

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Solution

The fourth proportional to 239,908.23, 359,864.10 and 90,182.43 is: 135,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,908.23 : 359,864.10 = 90,182.43 : x
  2. Step 2: Convert to fraction form
    239,908.23/359,864.10 = 90,182.43/x
  3. Step 3: Cross multiply
    239,908.23x = 359,864.10 × 90,182.43
  4. Step 4: Simplify right side
    239,908.23x = 32,453,419,007.76
  5. Step 5: Solve for x
    x = 32,453,419,007.76/239,908.23
  6. Step 6: Final answer
    x = 135,274.30

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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.