Home / 220,837.80-330,867.90-181,180.20

Finding the Fourth Proportional to 220,837.80, 330,867.90 and 181,180.20

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Solution

The fourth proportional to 220,837.80, 330,867.90 and 181,180.20 is: 271,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,837.80 : 330,867.90 = 181,180.20 : x
  2. Step 2: Convert to fraction form
    220,837.80/330,867.90 = 181,180.20/x
  3. Step 3: Cross multiply
    220,837.80x = 330,867.90 × 181,180.20
  4. Step 4: Simplify right side
    220,837.80x = 59,946,712,295.58
  5. Step 5: Solve for x
    x = 59,946,712,295.58/220,837.80
  6. Step 6: Final answer
    x = 271,451.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.