Home / 148,908.20-223,391.10-43,730.60

Finding the Fourth Proportional to 148,908.20, 223,391.10 and 43,730.60

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Solution

The fourth proportional to 148,908.20, 223,391.10 and 43,730.60 is: 65,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,908.20 : 223,391.10 = 43,730.60 : x
  2. Step 2: Convert to fraction form
    148,908.20/223,391.10 = 43,730.60/x
  3. Step 3: Cross multiply
    148,908.20x = 223,391.10 × 43,730.60
  4. Step 4: Simplify right side
    148,908.20x = 9,769,026,837.66
  5. Step 5: Solve for x
    x = 9,769,026,837.66/148,908.20
  6. Step 6: Final answer
    x = 65,604.36

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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.