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Finding the Third Proportional to 67,512 and 147,752

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Solution

The third proportional to 67,512 and 147,752 is: 323,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,512 : 147,752 = 147,752 : x
  2. Step 2: Convert to fraction form
    67,512/147,752 = 147,752/x
  3. Step 3: Cross multiply
    67,512x = 147,752 × 147,752
  4. Step 4: Simplify right side
    67,512x = 21,830,653,504
  5. Step 5: Solve for x
    x = 21,830,653,504/67,512
  6. Step 6: Final answer
    x = 323,359.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.