Home / 239,799.20-330,922.96-132,369.30

Finding the Fourth Proportional to 239,799.20, 330,922.96 and 132,369.30

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Solution

The fourth proportional to 239,799.20, 330,922.96 and 132,369.30 is: 182,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,799.20 : 330,922.96 = 132,369.30 : x
  2. Step 2: Convert to fraction form
    239,799.20/330,922.96 = 132,369.30/x
  3. Step 3: Cross multiply
    239,799.20x = 330,922.96 × 132,369.30
  4. Step 4: Simplify right side
    239,799.20x = 43,804,040,569.13
  5. Step 5: Solve for x
    x = 43,804,040,569.13/239,799.20
  6. Step 6: Final answer
    x = 182,669.67

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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.