Home / 148,936.60-223,410.30-43,766.20

Finding the Fourth Proportional to 148,936.60, 223,410.30 and 43,766.20

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Solution

The fourth proportional to 148,936.60, 223,410.30 and 43,766.20 is: 65,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936.60 : 223,410.30 = 43,766.20 : x
  2. Step 2: Convert to fraction form
    148,936.60/223,410.30 = 43,766.20/x
  3. Step 3: Cross multiply
    148,936.60x = 223,410.30 × 43,766.20
  4. Step 4: Simplify right side
    148,936.60x = 9,777,819,871.86
  5. Step 5: Solve for x
    x = 9,777,819,871.86/148,936.60
  6. Step 6: Final answer
    x = 65,650.89

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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.