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Finding the Fourth Proportional to 75.56, 113.32 and 24.24

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Solution

The fourth proportional to 75.56, 113.32 and 24.24 is: 36.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.56 : 113.32 = 24.24 : x
  2. Step 2: Convert to fraction form
    75.56/113.32 = 24.24/x
  3. Step 3: Cross multiply
    75.56x = 113.32 × 24.24
  4. Step 4: Simplify right side
    75.56x = 2,746.60
  5. Step 5: Solve for x
    x = 2,746.60/75.56
  6. Step 6: Final answer
    x = 36.35

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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.