Home / 206,100.41-284,413.61-115,460.19

Finding the Fourth Proportional to 206,100.41, 284,413.61 and 115,460.19

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Solution

The fourth proportional to 206,100.41, 284,413.61 and 115,460.19 is: 159,332.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,100.41 : 284,413.61 = 115,460.19 : x
  2. Step 2: Convert to fraction form
    206,100.41/284,413.61 = 115,460.19/x
  3. Step 3: Cross multiply
    206,100.41x = 284,413.61 × 115,460.19
  4. Step 4: Simplify right side
    206,100.41x = 32,838,448,871.89
  5. Step 5: Solve for x
    x = 32,838,448,871.89/206,100.41
  6. Step 6: Final answer
    x = 159,332.29

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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.