Home / 239,561.16-330,589.80-132,141.12

Finding the Fourth Proportional to 239,561.16, 330,589.80 and 132,141.12

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Solution

The fourth proportional to 239,561.16, 330,589.80 and 132,141.12 is: 182,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,561.16 : 330,589.80 = 132,141.12 : x
  2. Step 2: Convert to fraction form
    239,561.16/330,589.80 = 132,141.12/x
  3. Step 3: Cross multiply
    239,561.16x = 330,589.80 × 132,141.12
  4. Step 4: Simplify right side
    239,561.16x = 43,684,506,432.58
  5. Step 5: Solve for x
    x = 43,684,506,432.58/239,561.16
  6. Step 6: Final answer
    x = 182,352.21

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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.