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Finding the Fourth Proportional to 160.02, 240.03 and 44.47

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Solution

The fourth proportional to 160.02, 240.03 and 44.47 is: 66.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.02 : 240.03 = 44.47 : x
  2. Step 2: Convert to fraction form
    160.02/240.03 = 44.47/x
  3. Step 3: Cross multiply
    160.02x = 240.03 × 44.47
  4. Step 4: Simplify right side
    160.02x = 10,674.13
  5. Step 5: Solve for x
    x = 10,674.13/160.02
  6. Step 6: Final answer
    x = 66.71

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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.