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Finding the Third Proportional to 60,394.50 and 128,567.25

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Solution

The third proportional to 60,394.50 and 128,567.25 is: 273,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,394.50 : 128,567.25 = 128,567.25 : x
  2. Step 2: Convert to fraction form
    60,394.50/128,567.25 = 128,567.25/x
  3. Step 3: Cross multiply
    60,394.50x = 128,567.25 × 128,567.25
  4. Step 4: Simplify right side
    60,394.50x = 16,529,537,772.56
  5. Step 5: Solve for x
    x = 16,529,537,772.56/60,394.50
  6. Step 6: Final answer
    x = 273,692.77

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.