Home / 148,961.52-223,473.60-43,771.68

Finding the Fourth Proportional to 148,961.52, 223,473.60 and 43,771.68

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Solution

The fourth proportional to 148,961.52, 223,473.60 and 43,771.68 is: 65,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,961.52 : 223,473.60 = 43,771.68 : x
  2. Step 2: Convert to fraction form
    148,961.52/223,473.60 = 43,771.68/x
  3. Step 3: Cross multiply
    148,961.52x = 223,473.60 × 43,771.68
  4. Step 4: Simplify right side
    148,961.52x = 9,781,814,907.65
  5. Step 5: Solve for x
    x = 9,781,814,907.65/148,961.52
  6. Step 6: Final answer
    x = 65,666.72

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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.