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Finding the Fourth Proportional to 60.04, 89.99 and 29.60

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Solution

The fourth proportional to 60.04, 89.99 and 29.60 is: 44.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.04 : 89.99 = 29.60 : x
  2. Step 2: Convert to fraction form
    60.04/89.99 = 29.60/x
  3. Step 3: Cross multiply
    60.04x = 89.99 × 29.60
  4. Step 4: Simplify right side
    60.04x = 2,663.11
  5. Step 5: Solve for x
    x = 2,663.11/60.04
  6. Step 6: Final answer
    x = 44.36

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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.