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Finding the Fourth Proportional to 114.08, 156.74 and 95.51

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Solution

The fourth proportional to 114.08, 156.74 and 95.51 is: 131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.08 : 156.74 = 95.51 : x
  2. Step 2: Convert to fraction form
    114.08/156.74 = 95.51/x
  3. Step 3: Cross multiply
    114.08x = 156.74 × 95.51
  4. Step 4: Simplify right side
    114.08x = 14,970.15
  5. Step 5: Solve for x
    x = 14,970.15/114.08
  6. Step 6: Final answer
    x = 131.23

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.