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Finding the Third Proportional to 56,669 and 83,437

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Solution

The third proportional to 56,669 and 83,437 is: 122,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,669 : 83,437 = 83,437 : x
  2. Step 2: Convert to fraction form
    56,669/83,437 = 83,437/x
  3. Step 3: Cross multiply
    56,669x = 83,437 × 83,437
  4. Step 4: Simplify right side
    56,669x = 6,961,732,969
  5. Step 5: Solve for x
    x = 6,961,732,969/56,669
  6. Step 6: Final answer
    x = 122,849.05

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.