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Finding the Fourth Proportional to 177.93, 267.02 and 152.55

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Solution

The fourth proportional to 177.93, 267.02 and 152.55 is: 228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.93 : 267.02 = 152.55 : x
  2. Step 2: Convert to fraction form
    177.93/267.02 = 152.55/x
  3. Step 3: Cross multiply
    177.93x = 267.02 × 152.55
  4. Step 4: Simplify right side
    177.93x = 40,733.90
  5. Step 5: Solve for x
    x = 40,733.90/177.93
  6. Step 6: Final answer
    x = 228.93

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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.