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Finding the Third Proportional to 141,165 and 310,752

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Solution

The third proportional to 141,165 and 310,752 is: 684,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,165 : 310,752 = 310,752 : x
  2. Step 2: Convert to fraction form
    141,165/310,752 = 310,752/x
  3. Step 3: Cross multiply
    141,165x = 310,752 × 310,752
  4. Step 4: Simplify right side
    141,165x = 96,566,805,504
  5. Step 5: Solve for x
    x = 96,566,805,504/141,165
  6. Step 6: Final answer
    x = 684,070.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.