Home / 239,113.84-329,964.46-137,134.04

Finding the Fourth Proportional to 239,113.84, 329,964.46 and 137,134.04

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Solution

The fourth proportional to 239,113.84, 329,964.46 and 137,134.04 is: 189,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,113.84 : 329,964.46 = 137,134.04 : x
  2. Step 2: Convert to fraction form
    239,113.84/329,964.46 = 137,134.04/x
  3. Step 3: Cross multiply
    239,113.84x = 329,964.46 × 137,134.04
  4. Step 4: Simplify right side
    239,113.84x = 45,249,359,456.22
  5. Step 5: Solve for x
    x = 45,249,359,456.22/239,113.84
  6. Step 6: Final answer
    x = 189,237.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.