Home / 239,443.16-330,433.80-132,017.04

Finding the Fourth Proportional to 239,443.16, 330,433.80 and 132,017.04

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Solution

The fourth proportional to 239,443.16, 330,433.80 and 132,017.04 is: 182,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,443.16 : 330,433.80 = 132,017.04 : x
  2. Step 2: Convert to fraction form
    239,443.16/330,433.80 = 132,017.04/x
  3. Step 3: Cross multiply
    239,443.16x = 330,433.80 × 132,017.04
  4. Step 4: Simplify right side
    239,443.16x = 43,622,892,810.78
  5. Step 5: Solve for x
    x = 43,622,892,810.78/239,443.16
  6. Step 6: Final answer
    x = 182,184.75

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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.