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Finding the Third Proportional to 66,130.75 and 94,529.50

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Solution

The third proportional to 66,130.75 and 94,529.50 is: 135,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,130.75 : 94,529.50 = 94,529.50 : x
  2. Step 2: Convert to fraction form
    66,130.75/94,529.50 = 94,529.50/x
  3. Step 3: Cross multiply
    66,130.75x = 94,529.50 × 94,529.50
  4. Step 4: Simplify right side
    66,130.75x = 8,935,826,370.25
  5. Step 5: Solve for x
    x = 8,935,826,370.25/66,130.75
  6. Step 6: Final answer
    x = 135,123.62

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.