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Finding the Fourth Proportional to 154.84, 232.18 and 63.52

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Solution

The fourth proportional to 154.84, 232.18 and 63.52 is: 95.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154.84 : 232.18 = 63.52 : x
  2. Step 2: Convert to fraction form
    154.84/232.18 = 63.52/x
  3. Step 3: Cross multiply
    154.84x = 232.18 × 63.52
  4. Step 4: Simplify right side
    154.84x = 14,748.07
  5. Step 5: Solve for x
    x = 14,748.07/154.84
  6. Step 6: Final answer
    x = 95.25

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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.