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Finding the Fourth Proportional to 76,251.88, 114,393.08 and 26,333.80

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Solution

The fourth proportional to 76,251.88, 114,393.08 and 26,333.80 is: 39,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,251.88 : 114,393.08 = 26,333.80 : x
  2. Step 2: Convert to fraction form
    76,251.88/114,393.08 = 26,333.80/x
  3. Step 3: Cross multiply
    76,251.88x = 114,393.08 × 26,333.80
  4. Step 4: Simplify right side
    76,251.88x = 3,012,404,490.10
  5. Step 5: Solve for x
    x = 3,012,404,490.10/76,251.88
  6. Step 6: Final answer
    x = 39,505.97

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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.