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Finding the Third Proportional to 64,695.38 and 141,841.13

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Solution

The third proportional to 64,695.38 and 141,841.13 is: 310,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,695.38 : 141,841.13 = 141,841.13 : x
  2. Step 2: Convert to fraction form
    64,695.38/141,841.13 = 141,841.13/x
  3. Step 3: Cross multiply
    64,695.38x = 141,841.13 × 141,841.13
  4. Step 4: Simplify right side
    64,695.38x = 20,118,904,741.27
  5. Step 5: Solve for x
    x = 20,118,904,741.27/64,695.38
  6. Step 6: Final answer
    x = 310,979.03

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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.