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Finding the Third Proportional to 94,420 and 147,372

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Solution

The third proportional to 94,420 and 147,372 is: 230,020.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420 : 147,372 = 147,372 : x
  2. Step 2: Convert to fraction form
    94,420/147,372 = 147,372/x
  3. Step 3: Cross multiply
    94,420x = 147,372 × 147,372
  4. Step 4: Simplify right side
    94,420x = 21,718,506,384
  5. Step 5: Solve for x
    x = 21,718,506,384/94,420
  6. Step 6: Final answer
    x = 230,020.19

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.