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Finding the Third Proportional to 51,572 and 69,582

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Solution

The third proportional to 51,572 and 69,582 is: 93,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,572 : 69,582 = 69,582 : x
  2. Step 2: Convert to fraction form
    51,572/69,582 = 69,582/x
  3. Step 3: Cross multiply
    51,572x = 69,582 × 69,582
  4. Step 4: Simplify right side
    51,572x = 4,841,654,724
  5. Step 5: Solve for x
    x = 4,841,654,724/51,572
  6. Step 6: Final answer
    x = 93,881.46

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.