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Finding the Fourth Proportional to 220,096.80, 330,145.20 and 62,323.20

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Solution

The fourth proportional to 220,096.80, 330,145.20 and 62,323.20 is: 93,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,096.80 : 330,145.20 = 62,323.20 : x
  2. Step 2: Convert to fraction form
    220,096.80/330,145.20 = 62,323.20/x
  3. Step 3: Cross multiply
    220,096.80x = 330,145.20 × 62,323.20
  4. Step 4: Simplify right side
    220,096.80x = 20,575,705,328.64
  5. Step 5: Solve for x
    x = 20,575,705,328.64/220,096.80
  6. Step 6: Final answer
    x = 93,484.80

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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.