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Finding the Fourth Proportional to 152.36, 227.10 and 144.24

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Solution

The fourth proportional to 152.36, 227.10 and 144.24 is: 215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152.36 : 227.10 = 144.24 : x
  2. Step 2: Convert to fraction form
    152.36/227.10 = 144.24/x
  3. Step 3: Cross multiply
    152.36x = 227.10 × 144.24
  4. Step 4: Simplify right side
    152.36x = 32,756.90
  5. Step 5: Solve for x
    x = 32,756.90/152.36
  6. Step 6: Final answer
    x = 215.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.