Home / 66,966.20-92,413.09-36,752.02

Finding the Fourth Proportional to 66,966.20, 92,413.09 and 36,752.02

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Solution

The fourth proportional to 66,966.20, 92,413.09 and 36,752.02 is: 50,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,966.20 : 92,413.09 = 36,752.02 : x
  2. Step 2: Convert to fraction form
    66,966.20/92,413.09 = 36,752.02/x
  3. Step 3: Cross multiply
    66,966.20x = 92,413.09 × 36,752.02
  4. Step 4: Simplify right side
    66,966.20x = 3,396,367,340.12
  5. Step 5: Solve for x
    x = 3,396,367,340.12/66,966.20
  6. Step 6: Final answer
    x = 50,717.64

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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.