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Finding the Third Proportional to 100,185 and 156,024

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Solution

The third proportional to 100,185 and 156,024 is: 242,985.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,185 : 156,024 = 156,024 : x
  2. Step 2: Convert to fraction form
    100,185/156,024 = 156,024/x
  3. Step 3: Cross multiply
    100,185x = 156,024 × 156,024
  4. Step 4: Simplify right side
    100,185x = 24,343,488,576
  5. Step 5: Solve for x
    x = 24,343,488,576/100,185
  6. Step 6: Final answer
    x = 242,985.36

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.