Home / 239,589.20-359,383.80-146,277.20

Finding the Fourth Proportional to 239,589.20, 359,383.80 and 146,277.20

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Solution

The fourth proportional to 239,589.20, 359,383.80 and 146,277.20 is: 219,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,589.20 : 359,383.80 = 146,277.20 : x
  2. Step 2: Convert to fraction form
    239,589.20/359,383.80 = 146,277.20/x
  3. Step 3: Cross multiply
    239,589.20x = 359,383.80 × 146,277.20
  4. Step 4: Simplify right side
    239,589.20x = 52,569,655,989.36
  5. Step 5: Solve for x
    x = 52,569,655,989.36/239,589.20
  6. Step 6: Final answer
    x = 219,415.80

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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.