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Finding the Third Proportional to 54,807 and 84,527

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Solution

The third proportional to 54,807 and 84,527 is: 130,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,807 : 84,527 = 84,527 : x
  2. Step 2: Convert to fraction form
    54,807/84,527 = 84,527/x
  3. Step 3: Cross multiply
    54,807x = 84,527 × 84,527
  4. Step 4: Simplify right side
    54,807x = 7,144,813,729
  5. Step 5: Solve for x
    x = 7,144,813,729/54,807
  6. Step 6: Final answer
    x = 130,363.16

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.