Home / 148,970.73-223,456.14-43,789.80

Finding the Fourth Proportional to 148,970.73, 223,456.14 and 43,789.80

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Solution

The fourth proportional to 148,970.73, 223,456.14 and 43,789.80 is: 65,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,970.73 : 223,456.14 = 43,789.80 : x
  2. Step 2: Convert to fraction form
    148,970.73/223,456.14 = 43,789.80/x
  3. Step 3: Cross multiply
    148,970.73x = 223,456.14 × 43,789.80
  4. Step 4: Simplify right side
    148,970.73x = 9,785,099,679.37
  5. Step 5: Solve for x
    x = 9,785,099,679.37/148,970.73
  6. Step 6: Final answer
    x = 65,684.71

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1.5x scale

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.