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Finding the Fourth Proportional to 62.49, 93.33 and 52.35

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Solution

The fourth proportional to 62.49, 93.33 and 52.35 is: 78.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.49 : 93.33 = 52.35 : x
  2. Step 2: Convert to fraction form
    62.49/93.33 = 52.35/x
  3. Step 3: Cross multiply
    62.49x = 93.33 × 52.35
  4. Step 4: Simplify right side
    62.49x = 4,885.56
  5. Step 5: Solve for x
    x = 4,885.56/62.49
  6. Step 6: Final answer
    x = 78.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.