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Finding the Fourth Proportional to 60.44, 83.32 and 52.11

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Solution

The fourth proportional to 60.44, 83.32 and 52.11 is: 71.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.44 : 83.32 = 52.11 : x
  2. Step 2: Convert to fraction form
    60.44/83.32 = 52.11/x
  3. Step 3: Cross multiply
    60.44x = 83.32 × 52.11
  4. Step 4: Simplify right side
    60.44x = 4,341.81
  5. Step 5: Solve for x
    x = 4,341.81/60.44
  6. Step 6: Final answer
    x = 71.84

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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.