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Finding the Third Proportional to 58,670 and 79,711

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Solution

The third proportional to 58,670 and 79,711 is: 108,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,670 : 79,711 = 79,711 : x
  2. Step 2: Convert to fraction form
    58,670/79,711 = 79,711/x
  3. Step 3: Cross multiply
    58,670x = 79,711 × 79,711
  4. Step 4: Simplify right side
    58,670x = 6,353,843,521
  5. Step 5: Solve for x
    x = 6,353,843,521/58,670
  6. Step 6: Final answer
    x = 108,298.00

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.