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Finding the Third Proportional to 70,228.13 and 99,370.13

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Solution

The third proportional to 70,228.13 and 99,370.13 is: 140,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,228.13 : 99,370.13 = 99,370.13 : x
  2. Step 2: Convert to fraction form
    70,228.13/99,370.13 = 99,370.13/x
  3. Step 3: Cross multiply
    70,228.13x = 99,370.13 × 99,370.13
  4. Step 4: Simplify right side
    70,228.13x = 9,874,421,742.52
  5. Step 5: Solve for x
    x = 9,874,421,742.52/70,228.13
  6. Step 6: Final answer
    x = 140,604.95

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.