Home / 239,599.24-330,753.20-154,757.68

Finding the Fourth Proportional to 239,599.24, 330,753.20 and 154,757.68

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Solution

The fourth proportional to 239,599.24, 330,753.20 and 154,757.68 is: 213,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,599.24 : 330,753.20 = 154,757.68 : x
  2. Step 2: Convert to fraction form
    239,599.24/330,753.20 = 154,757.68/x
  3. Step 3: Cross multiply
    239,599.24x = 330,753.20 × 154,757.68
  4. Step 4: Simplify right side
    239,599.24x = 51,186,597,884.58
  5. Step 5: Solve for x
    x = 51,186,597,884.58/239,599.24
  6. Step 6: Final answer
    x = 213,634.22

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1.5x scale

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.