Home / 219,413.65-329,096.89-148,789.61

Finding the Fourth Proportional to 219,413.65, 329,096.89 and 148,789.61

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Solution

The fourth proportional to 219,413.65, 329,096.89 and 148,789.61 is: 223,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,413.65 : 329,096.89 = 148,789.61 : x
  2. Step 2: Convert to fraction form
    219,413.65/329,096.89 = 148,789.61/x
  3. Step 3: Cross multiply
    219,413.65x = 329,096.89 × 148,789.61
  4. Step 4: Simplify right side
    219,413.65x = 48,966,197,689.93
  5. Step 5: Solve for x
    x = 48,966,197,689.93/219,413.65
  6. Step 6: Final answer
    x = 223,168.42

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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.