Home / 220,002.58-330,161.22-93,731.32

Finding the Fourth Proportional to 220,002.58, 330,161.22 and 93,731.32

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Solution

The fourth proportional to 220,002.58, 330,161.22 and 93,731.32 is: 140,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,002.58 : 330,161.22 = 93,731.32 : x
  2. Step 2: Convert to fraction form
    220,002.58/330,161.22 = 93,731.32/x
  3. Step 3: Cross multiply
    220,002.58x = 330,161.22 × 93,731.32
  4. Step 4: Simplify right side
    220,002.58x = 30,946,446,963.41
  5. Step 5: Solve for x
    x = 30,946,446,963.41/220,002.58
  6. Step 6: Final answer
    x = 140,664.02

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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.