Home / 148,919.20-223,407.60-43,741.60

Finding the Fourth Proportional to 148,919.20, 223,407.60 and 43,741.60

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Solution

The fourth proportional to 148,919.20, 223,407.60 and 43,741.60 is: 65,620.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,919.20 : 223,407.60 = 43,741.60 : x
  2. Step 2: Convert to fraction form
    148,919.20/223,407.60 = 43,741.60/x
  3. Step 3: Cross multiply
    148,919.20x = 223,407.60 × 43,741.60
  4. Step 4: Simplify right side
    148,919.20x = 9,772,205,876.16
  5. Step 5: Solve for x
    x = 9,772,205,876.16/148,919.20
  6. Step 6: Final answer
    x = 65,620.86

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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.