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Finding the Fourth Proportional to 162.63, 244.18 and 102.01

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Solution

The fourth proportional to 162.63, 244.18 and 102.01 is: 153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.63 : 244.18 = 102.01 : x
  2. Step 2: Convert to fraction form
    162.63/244.18 = 102.01/x
  3. Step 3: Cross multiply
    162.63x = 244.18 × 102.01
  4. Step 4: Simplify right side
    162.63x = 24,908.80
  5. Step 5: Solve for x
    x = 24,908.80/162.63
  6. Step 6: Final answer
    x = 153.16

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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.