Home / 207,413.73-311,306.04-106,280.76

Finding the Fourth Proportional to 207,413.73, 311,306.04 and 106,280.76

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Solution

The fourth proportional to 207,413.73, 311,306.04 and 106,280.76 is: 159,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,413.73 : 311,306.04 = 106,280.76 : x
  2. Step 2: Convert to fraction form
    207,413.73/311,306.04 = 106,280.76/x
  3. Step 3: Cross multiply
    207,413.73x = 311,306.04 × 106,280.76
  4. Step 4: Simplify right side
    207,413.73x = 33,085,842,523.79
  5. Step 5: Solve for x
    x = 33,085,842,523.79/207,413.73
  6. Step 6: Final answer
    x = 159,516.16

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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.