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Finding the Fourth Proportional to 95.35, 143 and 37.57

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Solution

The fourth proportional to 95.35, 143 and 37.57 is: 56.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.35 : 143 = 37.57 : x
  2. Step 2: Convert to fraction form
    95.35/143 = 37.57/x
  3. Step 3: Cross multiply
    95.35x = 143 × 37.57
  4. Step 4: Simplify right side
    95.35x = 5,372.51
  5. Step 5: Solve for x
    x = 5,372.51/95.35
  6. Step 6: Final answer
    x = 56.35

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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.