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Finding the Fourth Proportional to 61.93, 93.03 and 34.88

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Solution

The fourth proportional to 61.93, 93.03 and 34.88 is: 52.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.93 : 93.03 = 34.88 : x
  2. Step 2: Convert to fraction form
    61.93/93.03 = 34.88/x
  3. Step 3: Cross multiply
    61.93x = 93.03 × 34.88
  4. Step 4: Simplify right side
    61.93x = 3,244.71
  5. Step 5: Solve for x
    x = 3,244.71/61.93
  6. Step 6: Final answer
    x = 52.40

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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.