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Finding the Fourth Proportional to 58.83, 81.19 and 32.95

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Solution

The fourth proportional to 58.83, 81.19 and 32.95 is: 45.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.83 : 81.19 = 32.95 : x
  2. Step 2: Convert to fraction form
    58.83/81.19 = 32.95/x
  3. Step 3: Cross multiply
    58.83x = 81.19 × 32.95
  4. Step 4: Simplify right side
    58.83x = 2,675.25
  5. Step 5: Solve for x
    x = 2,675.25/58.83
  6. Step 6: Final answer
    x = 45.48

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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.