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Finding the Third Proportional to 54,776 and 117,854.50

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Solution

The third proportional to 54,776 and 117,854.50 is: 253,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,776 : 117,854.50 = 117,854.50 : x
  2. Step 2: Convert to fraction form
    54,776/117,854.50 = 117,854.50/x
  3. Step 3: Cross multiply
    54,776x = 117,854.50 × 117,854.50
  4. Step 4: Simplify right side
    54,776x = 13,889,683,170.25
  5. Step 5: Solve for x
    x = 13,889,683,170.25/54,776
  6. Step 6: Final answer
    x = 253,572.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.