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Finding the Fourth Proportional to 92.93, 139.23 and 62.01

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Solution

The fourth proportional to 92.93, 139.23 and 62.01 is: 92.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.93 : 139.23 = 62.01 : x
  2. Step 2: Convert to fraction form
    92.93/139.23 = 62.01/x
  3. Step 3: Cross multiply
    92.93x = 139.23 × 62.01
  4. Step 4: Simplify right side
    92.93x = 8,633.65
  5. Step 5: Solve for x
    x = 8,633.65/92.93
  6. Step 6: Final answer
    x = 92.91

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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.