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Finding the Third Proportional to 112,911.47 and 245,505.94

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Solution

The third proportional to 112,911.47 and 245,505.94 is: 533,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,911.47 : 245,505.94 = 245,505.94 : x
  2. Step 2: Convert to fraction form
    112,911.47/245,505.94 = 245,505.94/x
  3. Step 3: Cross multiply
    112,911.47x = 245,505.94 × 245,505.94
  4. Step 4: Simplify right side
    112,911.47x = 60,273,165,347.75
  5. Step 5: Solve for x
    x = 60,273,165,347.75/112,911.47
  6. Step 6: Final answer
    x = 533,809.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.