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Finding the Third Proportional to 84,704 and 124,709

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Solution

The third proportional to 84,704 and 124,709 is: 183,608.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,704 : 124,709 = 124,709 : x
  2. Step 2: Convert to fraction form
    84,704/124,709 = 124,709/x
  3. Step 3: Cross multiply
    84,704x = 124,709 × 124,709
  4. Step 4: Simplify right side
    84,704x = 15,552,334,681
  5. Step 5: Solve for x
    x = 15,552,334,681/84,704
  6. Step 6: Final answer
    x = 183,608.03

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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.