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Finding the Fourth Proportional to 60.01, 89.92 and 56.23

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Solution

The fourth proportional to 60.01, 89.92 and 56.23 is: 84.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.01 : 89.92 = 56.23 : x
  2. Step 2: Convert to fraction form
    60.01/89.92 = 56.23/x
  3. Step 3: Cross multiply
    60.01x = 89.92 × 56.23
  4. Step 4: Simplify right side
    60.01x = 5,056.20
  5. Step 5: Solve for x
    x = 5,056.20/60.01
  6. Step 6: Final answer
    x = 84.26

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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.