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Finding the Fourth Proportional to 160.76, 240.74 and 152.26

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Solution

The fourth proportional to 160.76, 240.74 and 152.26 is: 228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.76 : 240.74 = 152.26 : x
  2. Step 2: Convert to fraction form
    160.76/240.74 = 152.26/x
  3. Step 3: Cross multiply
    160.76x = 240.74 × 152.26
  4. Step 4: Simplify right side
    160.76x = 36,654.28
  5. Step 5: Solve for x
    x = 36,654.28/160.76
  6. Step 6: Final answer
    x = 228.00

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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.