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Finding the Fourth Proportional to 51,549.46, 77,268.91 and 33,773.40

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Solution

The fourth proportional to 51,549.46, 77,268.91 and 33,773.40 is: 50,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.46 : 77,268.91 = 33,773.40 : x
  2. Step 2: Convert to fraction form
    51,549.46/77,268.91 = 33,773.40/x
  3. Step 3: Cross multiply
    51,549.46x = 77,268.91 × 33,773.40
  4. Step 4: Simplify right side
    51,549.46x = 2,609,633,913.73
  5. Step 5: Solve for x
    x = 2,609,633,913.73/51,549.46
  6. Step 6: Final answer
    x = 50,623.88

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1.5x scale

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.