Home / 66,548.96-91,839.57-37,872.73

Finding the Fourth Proportional to 66,548.96, 91,839.57 and 37,872.73

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Solution

The fourth proportional to 66,548.96, 91,839.57 and 37,872.73 is: 52,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,548.96 : 91,839.57 = 37,872.73 : x
  2. Step 2: Convert to fraction form
    66,548.96/91,839.57 = 37,872.73/x
  3. Step 3: Cross multiply
    66,548.96x = 91,839.57 × 37,872.73
  4. Step 4: Simplify right side
    66,548.96x = 3,478,215,237.93
  5. Step 5: Solve for x
    x = 3,478,215,237.93/66,548.96
  6. Step 6: Final answer
    x = 52,265.51

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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.