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Finding the Fourth Proportional to 62.95, 94.26 and 53.37

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Solution

The fourth proportional to 62.95, 94.26 and 53.37 is: 79.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.95 : 94.26 = 53.37 : x
  2. Step 2: Convert to fraction form
    62.95/94.26 = 53.37/x
  3. Step 3: Cross multiply
    62.95x = 94.26 × 53.37
  4. Step 4: Simplify right side
    62.95x = 5,030.66
  5. Step 5: Solve for x
    x = 5,030.66/62.95
  6. Step 6: Final answer
    x = 79.92

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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.