Home / 239,780.06-330,896.50-132,350.12

Finding the Fourth Proportional to 239,780.06, 330,896.50 and 132,350.12

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Solution

The fourth proportional to 239,780.06, 330,896.50 and 132,350.12 is: 182,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,780.06 : 330,896.50 = 132,350.12 : x
  2. Step 2: Convert to fraction form
    239,780.06/330,896.50 = 132,350.12/x
  3. Step 3: Cross multiply
    239,780.06x = 330,896.50 × 132,350.12
  4. Step 4: Simplify right side
    239,780.06x = 43,794,191,482.58
  5. Step 5: Solve for x
    x = 43,794,191,482.58/239,780.06
  6. Step 6: Final answer
    x = 182,643.18

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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.