Home / 239,438.33-330,427.13-132,012.20

Finding the Fourth Proportional to 239,438.33, 330,427.13 and 132,012.20

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Solution

The fourth proportional to 239,438.33, 330,427.13 and 132,012.20 is: 182,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,438.33 : 330,427.13 = 132,012.20 : x
  2. Step 2: Convert to fraction form
    239,438.33/330,427.13 = 132,012.20/x
  3. Step 3: Cross multiply
    239,438.33x = 330,427.13 × 132,012.20
  4. Step 4: Simplify right side
    239,438.33x = 43,620,410,058.79
  5. Step 5: Solve for x
    x = 43,620,410,058.79/239,438.33
  6. Step 6: Final answer
    x = 182,178.06

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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.