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Finding the Fourth Proportional to 175.66, 242.45 and 101.99

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Solution

The fourth proportional to 175.66, 242.45 and 101.99 is: 140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.66 : 242.45 = 101.99 : x
  2. Step 2: Convert to fraction form
    175.66/242.45 = 101.99/x
  3. Step 3: Cross multiply
    175.66x = 242.45 × 101.99
  4. Step 4: Simplify right side
    175.66x = 24,727.48
  5. Step 5: Solve for x
    x = 24,727.48/175.66
  6. Step 6: Final answer
    x = 140.77

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