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Finding the Fourth Proportional to 95.32, 143 and 58.24

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Solution

The fourth proportional to 95.32, 143 and 58.24 is: 87.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.32 : 143 = 58.24 : x
  2. Step 2: Convert to fraction form
    95.32/143 = 58.24/x
  3. Step 3: Cross multiply
    95.32x = 143 × 58.24
  4. Step 4: Simplify right side
    95.32x = 8,328.32
  5. Step 5: Solve for x
    x = 8,328.32/95.32
  6. Step 6: Final answer
    x = 87.37

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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.