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Finding the Fourth Proportional to 123.17, 184.88 and 62.35

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Solution

The fourth proportional to 123.17, 184.88 and 62.35 is: 93.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123.17 : 184.88 = 62.35 : x
  2. Step 2: Convert to fraction form
    123.17/184.88 = 62.35/x
  3. Step 3: Cross multiply
    123.17x = 184.88 × 62.35
  4. Step 4: Simplify right side
    123.17x = 11,526.49
  5. Step 5: Solve for x
    x = 11,526.49/123.17
  6. Step 6: Final answer
    x = 93.58

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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.