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Finding the Third Proportional to 52,526.81 and 81,469.13

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Solution

The third proportional to 52,526.81 and 81,469.13 is: 126,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,526.81 : 81,469.13 = 81,469.13 : x
  2. Step 2: Convert to fraction form
    52,526.81/81,469.13 = 81,469.13/x
  3. Step 3: Cross multiply
    52,526.81x = 81,469.13 × 81,469.13
  4. Step 4: Simplify right side
    52,526.81x = 6,637,218,328.27
  5. Step 5: Solve for x
    x = 6,637,218,328.27/52,526.81
  6. Step 6: Final answer
    x = 126,358.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.