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Finding the Fourth Proportional to 175.84, 242.48 and 152.52

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Solution

The fourth proportional to 175.84, 242.48 and 152.52 is: 210.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.84 : 242.48 = 152.52 : x
  2. Step 2: Convert to fraction form
    175.84/242.48 = 152.52/x
  3. Step 3: Cross multiply
    175.84x = 242.48 × 152.52
  4. Step 4: Simplify right side
    175.84x = 36,983.05
  5. Step 5: Solve for x
    x = 36,983.05/175.84
  6. Step 6: Final answer
    x = 210.32

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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.