Home / 239,579.64-330,615.42-132,159.72

Finding the Fourth Proportional to 239,579.64, 330,615.42 and 132,159.72

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Solution

The fourth proportional to 239,579.64, 330,615.42 and 132,159.72 is: 182,377.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,579.64 : 330,615.42 = 132,159.72 : x
  2. Step 2: Convert to fraction form
    239,579.64/330,615.42 = 132,159.72/x
  3. Step 3: Cross multiply
    239,579.64x = 330,615.42 × 132,159.72
  4. Step 4: Simplify right side
    239,579.64x = 43,694,041,334.88
  5. Step 5: Solve for x
    x = 43,694,041,334.88/239,579.64
  6. Step 6: Final answer
    x = 182,377.94

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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.