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Finding the Third Proportional to 118,290.38 and 253,175.63

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Solution

The third proportional to 118,290.38 and 253,175.63 is: 541,869.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,290.38 : 253,175.63 = 253,175.63 : x
  2. Step 2: Convert to fraction form
    118,290.38/253,175.63 = 253,175.63/x
  3. Step 3: Cross multiply
    118,290.38x = 253,175.63 × 253,175.63
  4. Step 4: Simplify right side
    118,290.38x = 64,097,897,094.14
  5. Step 5: Solve for x
    x = 64,097,897,094.14/118,290.38
  6. Step 6: Final answer
    x = 541,869.08

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.