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Finding the Fourth Proportional to 220,010.54, 330,154.64 and 93,650.58

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Solution

The fourth proportional to 220,010.54, 330,154.64 and 93,650.58 is: 140,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.54 : 330,154.64 = 93,650.58 : x
  2. Step 2: Convert to fraction form
    220,010.54/330,154.64 = 93,650.58/x
  3. Step 3: Cross multiply
    220,010.54x = 330,154.64 × 93,650.58
  4. Step 4: Simplify right side
    220,010.54x = 30,919,173,057.44
  5. Step 5: Solve for x
    x = 30,919,173,057.44/220,010.54
  6. Step 6: Final answer
    x = 140,534.97

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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.