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Finding the Fourth Proportional to 62.04, 93.06 and 52.32

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Solution

The fourth proportional to 62.04, 93.06 and 52.32 is: 78.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.04 : 93.06 = 52.32 : x
  2. Step 2: Convert to fraction form
    62.04/93.06 = 52.32/x
  3. Step 3: Cross multiply
    62.04x = 93.06 × 52.32
  4. Step 4: Simplify right side
    62.04x = 4,868.90
  5. Step 5: Solve for x
    x = 4,868.90/62.04
  6. Step 6: Final answer
    x = 78.48

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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.