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Finding the Fourth Proportional to 75.95, 114.04 and 37.45

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Solution

The fourth proportional to 75.95, 114.04 and 37.45 is: 56.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.95 : 114.04 = 37.45 : x
  2. Step 2: Convert to fraction form
    75.95/114.04 = 37.45/x
  3. Step 3: Cross multiply
    75.95x = 114.04 × 37.45
  4. Step 4: Simplify right side
    75.95x = 4,270.23
  5. Step 5: Solve for x
    x = 4,270.23/75.95
  6. Step 6: Final answer
    x = 56.23

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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.