Home / 148,001.60-222,002.40-48,171.20

Finding the Fourth Proportional to 148,001.60, 222,002.40 and 48,171.20

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Solution

The fourth proportional to 148,001.60, 222,002.40 and 48,171.20 is: 72,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,001.60 : 222,002.40 = 48,171.20 : x
  2. Step 2: Convert to fraction form
    148,001.60/222,002.40 = 48,171.20/x
  3. Step 3: Cross multiply
    148,001.60x = 222,002.40 × 48,171.20
  4. Step 4: Simplify right side
    148,001.60x = 10,694,122,010.88
  5. Step 5: Solve for x
    x = 10,694,122,010.88/148,001.60
  6. Step 6: Final answer
    x = 72,256.80

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1.5x scale

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.