Home / 164,865.20-227,514.24-89,413.76

Finding the Fourth Proportional to 164,865.20, 227,514.24 and 89,413.76

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Solution

The fourth proportional to 164,865.20, 227,514.24 and 89,413.76 is: 123,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.20 : 227,514.24 = 89,413.76 : x
  2. Step 2: Convert to fraction form
    164,865.20/227,514.24 = 89,413.76/x
  3. Step 3: Cross multiply
    164,865.20x = 227,514.24 × 89,413.76
  4. Step 4: Simplify right side
    164,865.20x = 20,342,903,651.94
  5. Step 5: Solve for x
    x = 20,342,903,651.94/164,865.20
  6. Step 6: Final answer
    x = 123,391.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.