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Finding the Fourth Proportional to 62.50, 94.22 and 59.19

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Solution

The fourth proportional to 62.50, 94.22 and 59.19 is: 89.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.50 : 94.22 = 59.19 : x
  2. Step 2: Convert to fraction form
    62.50/94.22 = 59.19/x
  3. Step 3: Cross multiply
    62.50x = 94.22 × 59.19
  4. Step 4: Simplify right side
    62.50x = 5,577.03
  5. Step 5: Solve for x
    x = 5,577.03/62.50
  6. Step 6: Final answer
    x = 89.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.