Home / 148,480.90-222,772.35-43,315.30

Finding the Fourth Proportional to 148,480.90, 222,772.35 and 43,315.30

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Solution

The fourth proportional to 148,480.90, 222,772.35 and 43,315.30 is: 64,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,480.90 : 222,772.35 = 43,315.30 : x
  2. Step 2: Convert to fraction form
    148,480.90/222,772.35 = 43,315.30/x
  3. Step 3: Cross multiply
    148,480.90x = 222,772.35 × 43,315.30
  4. Step 4: Simplify right side
    148,480.90x = 9,649,451,171.96
  5. Step 5: Solve for x
    x = 9,649,451,171.96/148,480.90
  6. Step 6: Final answer
    x = 64,987.83

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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.