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Finding the Third Proportional to 70,597.41 and 155,143.13

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Solution

The third proportional to 70,597.41 and 155,143.13 is: 340,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,597.41 : 155,143.13 = 155,143.13 : x
  2. Step 2: Convert to fraction form
    70,597.41/155,143.13 = 155,143.13/x
  3. Step 3: Cross multiply
    70,597.41x = 155,143.13 × 155,143.13
  4. Step 4: Simplify right side
    70,597.41x = 24,069,389,234.77
  5. Step 5: Solve for x
    x = 24,069,389,234.77/70,597.41
  6. Step 6: Final answer
    x = 340,938.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.