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Finding the Fourth Proportional to 160.51, 240.77 and 44.95

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Solution

The fourth proportional to 160.51, 240.77 and 44.95 is: 67.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.51 : 240.77 = 44.95 : x
  2. Step 2: Convert to fraction form
    160.51/240.77 = 44.95/x
  3. Step 3: Cross multiply
    160.51x = 240.77 × 44.95
  4. Step 4: Simplify right side
    160.51x = 10,822.61
  5. Step 5: Solve for x
    x = 10,822.61/160.51
  6. Step 6: Final answer
    x = 67.43

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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.