Home / 66,426.80-91,659.48-41,267.12

Finding the Fourth Proportional to 66,426.80, 91,659.48 and 41,267.12

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Solution

The fourth proportional to 66,426.80, 91,659.48 and 41,267.12 is: 56,942.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,426.80 : 91,659.48 = 41,267.12 : x
  2. Step 2: Convert to fraction form
    66,426.80/91,659.48 = 41,267.12/x
  3. Step 3: Cross multiply
    66,426.80x = 91,659.48 × 41,267.12
  4. Step 4: Simplify right side
    66,426.80x = 3,782,522,760.30
  5. Step 5: Solve for x
    x = 3,782,522,760.30/66,426.80
  6. Step 6: Final answer
    x = 56,942.72

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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.