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Finding the Fourth Proportional to 75,796.93, 113,695.30 and 25,872.88

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Solution

The fourth proportional to 75,796.93, 113,695.30 and 25,872.88 is: 38,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,796.93 : 113,695.30 = 25,872.88 : x
  2. Step 2: Convert to fraction form
    75,796.93/113,695.30 = 25,872.88/x
  3. Step 3: Cross multiply
    75,796.93x = 113,695.30 × 25,872.88
  4. Step 4: Simplify right side
    75,796.93x = 2,941,624,853.46
  5. Step 5: Solve for x
    x = 2,941,624,853.46/75,796.93
  6. Step 6: Final answer
    x = 38,809.29

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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.