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Finding the Fourth Proportional to 184.44, 253.62 and 151.32

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Solution

The fourth proportional to 184.44, 253.62 and 151.32 is: 208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.44 : 253.62 = 151.32 : x
  2. Step 2: Convert to fraction form
    184.44/253.62 = 151.32/x
  3. Step 3: Cross multiply
    184.44x = 253.62 × 151.32
  4. Step 4: Simplify right side
    184.44x = 38,377.78
  5. Step 5: Solve for x
    x = 38,377.78/184.44
  6. Step 6: Final answer
    x = 208.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.