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Finding the Fourth Proportional to 59.59, 82.22 and 35.02

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Solution

The fourth proportional to 59.59, 82.22 and 35.02 is: 48.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.59 : 82.22 = 35.02 : x
  2. Step 2: Convert to fraction form
    59.59/82.22 = 35.02/x
  3. Step 3: Cross multiply
    59.59x = 82.22 × 35.02
  4. Step 4: Simplify right side
    59.59x = 2,879.34
  5. Step 5: Solve for x
    x = 2,879.34/59.59
  6. Step 6: Final answer
    x = 48.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.