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Finding the Fourth Proportional to 141.23, 211.73 and 60.01

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Solution

The fourth proportional to 141.23, 211.73 and 60.01 is: 89.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.23 : 211.73 = 60.01 : x
  2. Step 2: Convert to fraction form
    141.23/211.73 = 60.01/x
  3. Step 3: Cross multiply
    141.23x = 211.73 × 60.01
  4. Step 4: Simplify right side
    141.23x = 12,705.43
  5. Step 5: Solve for x
    x = 12,705.43/141.23
  6. Step 6: Final answer
    x = 89.96

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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.