Home / 148,898.20-223,376.10-43,720.60

Finding the Fourth Proportional to 148,898.20, 223,376.10 and 43,720.60

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Solution

The fourth proportional to 148,898.20, 223,376.10 and 43,720.60 is: 65,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,898.20 : 223,376.10 = 43,720.60 : x
  2. Step 2: Convert to fraction form
    148,898.20/223,376.10 = 43,720.60/x
  3. Step 3: Cross multiply
    148,898.20x = 223,376.10 × 43,720.60
  4. Step 4: Simplify right side
    148,898.20x = 9,766,137,117.66
  5. Step 5: Solve for x
    x = 9,766,137,117.66/148,898.20
  6. Step 6: Final answer
    x = 65,589.36

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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.