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Finding the Fourth Proportional to 145.06, 200.01 and 132.82

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Solution

The fourth proportional to 145.06, 200.01 and 132.82 is: 183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145.06 : 200.01 = 132.82 : x
  2. Step 2: Convert to fraction form
    145.06/200.01 = 132.82/x
  3. Step 3: Cross multiply
    145.06x = 200.01 × 132.82
  4. Step 4: Simplify right side
    145.06x = 26,565.33
  5. Step 5: Solve for x
    x = 26,565.33/145.06
  6. Step 6: Final answer
    x = 183.13

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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.