Home / 66,450.92-91,698.77-37,766.75

Finding the Fourth Proportional to 66,450.92, 91,698.77 and 37,766.75

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Solution

The fourth proportional to 66,450.92, 91,698.77 and 37,766.75 is: 52,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,450.92 : 91,698.77 = 37,766.75 : x
  2. Step 2: Convert to fraction form
    66,450.92/91,698.77 = 37,766.75/x
  3. Step 3: Cross multiply
    66,450.92x = 91,698.77 × 37,766.75
  4. Step 4: Simplify right side
    66,450.92x = 3,463,163,874.57
  5. Step 5: Solve for x
    x = 3,463,163,874.57/66,450.92
  6. Step 6: Final answer
    x = 52,116.12

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1.5x scale

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.