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Finding the Fourth Proportional to 52.03, 71.79 and 32.62

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Solution

The fourth proportional to 52.03, 71.79 and 32.62 is: 45.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.03 : 71.79 = 32.62 : x
  2. Step 2: Convert to fraction form
    52.03/71.79 = 32.62/x
  3. Step 3: Cross multiply
    52.03x = 71.79 × 32.62
  4. Step 4: Simplify right side
    52.03x = 2,341.79
  5. Step 5: Solve for x
    x = 2,341.79/52.03
  6. Step 6: Final answer
    x = 45.01

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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.