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Finding the Third Proportional to 31,916.63 and 50,515.13

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Solution

The third proportional to 31,916.63 and 50,515.13 is: 79,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.63 : 50,515.13 = 50,515.13 : x
  2. Step 2: Convert to fraction form
    31,916.63/50,515.13 = 50,515.13/x
  3. Step 3: Cross multiply
    31,916.63x = 50,515.13 × 50,515.13
  4. Step 4: Simplify right side
    31,916.63x = 2,551,777,853.77
  5. Step 5: Solve for x
    x = 2,551,777,853.77/31,916.63
  6. Step 6: Final answer
    x = 79,951.37

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.