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Finding the Third Proportional to 94,434 and 138,248

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Solution

The third proportional to 94,434 and 138,248 is: 202,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,434 : 138,248 = 138,248 : x
  2. Step 2: Convert to fraction form
    94,434/138,248 = 138,248/x
  3. Step 3: Cross multiply
    94,434x = 138,248 × 138,248
  4. Step 4: Simplify right side
    94,434x = 19,112,509,504
  5. Step 5: Solve for x
    x = 19,112,509,504/94,434
  6. Step 6: Final answer
    x = 202,390.13

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.