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Finding the Third Proportional to 66,484.13 and 142,309.13

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Solution

The third proportional to 66,484.13 and 142,309.13 is: 304,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484.13 : 142,309.13 = 142,309.13 : x
  2. Step 2: Convert to fraction form
    66,484.13/142,309.13 = 142,309.13/x
  3. Step 3: Cross multiply
    66,484.13x = 142,309.13 × 142,309.13
  4. Step 4: Simplify right side
    66,484.13x = 20,251,887,058.27
  5. Step 5: Solve for x
    x = 20,251,887,058.27/66,484.13
  6. Step 6: Final answer
    x = 304,612.37

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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.