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Finding the Fourth Proportional to 220,169.34, 330,256.98 and 62,397.54

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Solution

The fourth proportional to 220,169.34, 330,256.98 and 62,397.54 is: 93,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,169.34 : 330,256.98 = 62,397.54 : x
  2. Step 2: Convert to fraction form
    220,169.34/330,256.98 = 62,397.54/x
  3. Step 3: Cross multiply
    220,169.34x = 330,256.98 × 62,397.54
  4. Step 4: Simplify right side
    220,169.34x = 20,607,223,119.83
  5. Step 5: Solve for x
    x = 20,607,223,119.83/220,169.34
  6. Step 6: Final answer
    x = 93,597.15

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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.