Home / 148,840.40-223,296.60-43,662.80

Finding the Fourth Proportional to 148,840.40, 223,296.60 and 43,662.80

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Solution

The fourth proportional to 148,840.40, 223,296.60 and 43,662.80 is: 65,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,840.40 : 223,296.60 = 43,662.80 : x
  2. Step 2: Convert to fraction form
    148,840.40/223,296.60 = 43,662.80/x
  3. Step 3: Cross multiply
    148,840.40x = 223,296.60 × 43,662.80
  4. Step 4: Simplify right side
    148,840.40x = 9,749,754,786.48
  5. Step 5: Solve for x
    x = 9,749,754,786.48/148,840.40
  6. Step 6: Final answer
    x = 65,504.76

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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.