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Finding the Fourth Proportional to 124,969.62, 187,413.10 and 36,226.02

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Solution

The fourth proportional to 124,969.62, 187,413.10 and 36,226.02 is: 54,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,969.62 : 187,413.10 = 36,226.02 : x
  2. Step 2: Convert to fraction form
    124,969.62/187,413.10 = 36,226.02/x
  3. Step 3: Cross multiply
    124,969.62x = 187,413.10 × 36,226.02
  4. Step 4: Simplify right side
    124,969.62x = 6,789,230,708.86
  5. Step 5: Solve for x
    x = 6,789,230,708.86/124,969.62
  6. Step 6: Final answer
    x = 54,327.05

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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.