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Finding the Fourth Proportional to 62.65, 93.76 and 62.51

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Solution

The fourth proportional to 62.65, 93.76 and 62.51 is: 93.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.65 : 93.76 = 62.51 : x
  2. Step 2: Convert to fraction form
    62.65/93.76 = 62.51/x
  3. Step 3: Cross multiply
    62.65x = 93.76 × 62.51
  4. Step 4: Simplify right side
    62.65x = 5,860.94
  5. Step 5: Solve for x
    x = 5,860.94/62.65
  6. Step 6: Final answer
    x = 93.55

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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.