Home / 148,910.72-223,369.68-43,729.52

Finding the Fourth Proportional to 148,910.72, 223,369.68 and 43,729.52

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Solution

The fourth proportional to 148,910.72, 223,369.68 and 43,729.52 is: 65,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,910.72 : 223,369.68 = 43,729.52 : x
  2. Step 2: Convert to fraction form
    148,910.72/223,369.68 = 43,729.52/x
  3. Step 3: Cross multiply
    148,910.72x = 223,369.68 × 43,729.52
  4. Step 4: Simplify right side
    148,910.72x = 9,767,848,888.95
  5. Step 5: Solve for x
    x = 9,767,848,888.95/148,910.72
  6. Step 6: Final answer
    x = 65,595.34

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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.