Home / 220,291.83-330,431.94-62,520.30

Finding the Fourth Proportional to 220,291.83, 330,431.94 and 62,520.30

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Solution

The fourth proportional to 220,291.83, 330,431.94 and 62,520.30 is: 93,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,291.83 : 330,431.94 = 62,520.30 : x
  2. Step 2: Convert to fraction form
    220,291.83/330,431.94 = 62,520.30/x
  3. Step 3: Cross multiply
    220,291.83x = 330,431.94 × 62,520.30
  4. Step 4: Simplify right side
    220,291.83x = 20,658,704,018.38
  5. Step 5: Solve for x
    x = 20,658,704,018.38/220,291.83
  6. Step 6: Final answer
    x = 93,778.80

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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.