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Finding the Fourth Proportional to 184.80, 277.12 and 56.52

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Solution

The fourth proportional to 184.80, 277.12 and 56.52 is: 84.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.80 : 277.12 = 56.52 : x
  2. Step 2: Convert to fraction form
    184.80/277.12 = 56.52/x
  3. Step 3: Cross multiply
    184.80x = 277.12 × 56.52
  4. Step 4: Simplify right side
    184.80x = 15,662.82
  5. Step 5: Solve for x
    x = 15,662.82/184.80
  6. Step 6: Final answer
    x = 84.76

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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.