Home / 148,839.40-223,295.10-43,661.80

Finding the Fourth Proportional to 148,839.40, 223,295.10 and 43,661.80

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Solution

The fourth proportional to 148,839.40, 223,295.10 and 43,661.80 is: 65,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,839.40 : 223,295.10 = 43,661.80 : x
  2. Step 2: Convert to fraction form
    148,839.40/223,295.10 = 43,661.80/x
  3. Step 3: Cross multiply
    148,839.40x = 223,295.10 × 43,661.80
  4. Step 4: Simplify right side
    148,839.40x = 9,749,465,997.18
  5. Step 5: Solve for x
    x = 9,749,465,997.18/148,839.40
  6. Step 6: Final answer
    x = 65,503.26

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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.