Home / 180,942.10-271,413.15-154,114.90

Finding the Fourth Proportional to 180,942.10, 271,413.15 and 154,114.90

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Solution

The fourth proportional to 180,942.10, 271,413.15 and 154,114.90 is: 231,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,942.10 : 271,413.15 = 154,114.90 : x
  2. Step 2: Convert to fraction form
    180,942.10/271,413.15 = 154,114.90/x
  3. Step 3: Cross multiply
    180,942.10x = 271,413.15 × 154,114.90
  4. Step 4: Simplify right side
    180,942.10x = 41,828,810,470.94
  5. Step 5: Solve for x
    x = 41,828,810,470.94/180,942.10
  6. Step 6: Final answer
    x = 231,172.35

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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.