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Finding the Fourth Proportional to 184.93, 277.38 and 56.68

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Solution

The fourth proportional to 184.93, 277.38 and 56.68 is: 85.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.93 : 277.38 = 56.68 : x
  2. Step 2: Convert to fraction form
    184.93/277.38 = 56.68/x
  3. Step 3: Cross multiply
    184.93x = 277.38 × 56.68
  4. Step 4: Simplify right side
    184.93x = 15,721.90
  5. Step 5: Solve for x
    x = 15,721.90/184.93
  6. Step 6: Final answer
    x = 85.02

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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.