Home / 148,614.20-222,948.30-48,746.60

Finding the Fourth Proportional to 148,614.20, 222,948.30 and 48,746.60

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Solution

The fourth proportional to 148,614.20, 222,948.30 and 48,746.60 is: 73,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,614.20 : 222,948.30 = 48,746.60 : x
  2. Step 2: Convert to fraction form
    148,614.20/222,948.30 = 48,746.60/x
  3. Step 3: Cross multiply
    148,614.20x = 222,948.30 × 48,746.60
  4. Step 4: Simplify right side
    148,614.20x = 10,867,971,600.78
  5. Step 5: Solve for x
    x = 10,867,971,600.78/148,614.20
  6. Step 6: Final answer
    x = 73,128.76

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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.