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Finding the Fourth Proportional to 46.04, 68.96 and 36.36

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Solution

The fourth proportional to 46.04, 68.96 and 36.36 is: 54.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.04 : 68.96 = 36.36 : x
  2. Step 2: Convert to fraction form
    46.04/68.96 = 36.36/x
  3. Step 3: Cross multiply
    46.04x = 68.96 × 36.36
  4. Step 4: Simplify right side
    46.04x = 2,507.20
  5. Step 5: Solve for x
    x = 2,507.20/46.04
  6. Step 6: Final answer
    x = 54.46

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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.