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Finding the Third Proportional to 93,472 and 141,072

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Solution

The third proportional to 93,472 and 141,072 is: 212,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,472 : 141,072 = 141,072 : x
  2. Step 2: Convert to fraction form
    93,472/141,072 = 141,072/x
  3. Step 3: Cross multiply
    93,472x = 141,072 × 141,072
  4. Step 4: Simplify right side
    93,472x = 19,901,309,184
  5. Step 5: Solve for x
    x = 19,901,309,184/93,472
  6. Step 6: Final answer
    x = 212,911.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.