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Finding the Fourth Proportional to 55.06, 82.50 and 37.03

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Solution

The fourth proportional to 55.06, 82.50 and 37.03 is: 55.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.06 : 82.50 = 37.03 : x
  2. Step 2: Convert to fraction form
    55.06/82.50 = 37.03/x
  3. Step 3: Cross multiply
    55.06x = 82.50 × 37.03
  4. Step 4: Simplify right side
    55.06x = 3,054.98
  5. Step 5: Solve for x
    x = 3,054.98/55.06
  6. Step 6: Final answer
    x = 55.48

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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.