Home / 239,641.20-330,699.29-132,211.19

Finding the Fourth Proportional to 239,641.20, 330,699.29 and 132,211.19

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Solution

The fourth proportional to 239,641.20, 330,699.29 and 132,211.19 is: 182,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,641.20 : 330,699.29 = 132,211.19 : x
  2. Step 2: Convert to fraction form
    239,641.20/330,699.29 = 132,211.19/x
  3. Step 3: Cross multiply
    239,641.20x = 330,699.29 × 132,211.19
  4. Step 4: Simplify right side
    239,641.20x = 43,722,144,348.50
  5. Step 5: Solve for x
    x = 43,722,144,348.50/239,641.20
  6. Step 6: Final answer
    x = 182,448.36

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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.