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Finding the Third Proportional to 26,128.13 and 56,447.63

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Solution

The third proportional to 26,128.13 and 56,447.63 is: 121,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.13 : 56,447.63 = 56,447.63 : x
  2. Step 2: Convert to fraction form
    26,128.13/56,447.63 = 56,447.63/x
  3. Step 3: Cross multiply
    26,128.13x = 56,447.63 × 56,447.63
  4. Step 4: Simplify right side
    26,128.13x = 3,186,334,368.14
  5. Step 5: Solve for x
    x = 3,186,334,368.14/26,128.13
  6. Step 6: Final answer
    x = 121,950.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.