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Finding the Third Proportional to 51,495 and 77,506.50

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Solution

The third proportional to 51,495 and 77,506.50 is: 116,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,495 : 77,506.50 = 77,506.50 : x
  2. Step 2: Convert to fraction form
    51,495/77,506.50 = 77,506.50/x
  3. Step 3: Cross multiply
    51,495x = 77,506.50 × 77,506.50
  4. Step 4: Simplify right side
    51,495x = 6,007,257,542.25
  5. Step 5: Solve for x
    x = 6,007,257,542.25/51,495
  6. Step 6: Final answer
    x = 116,657.10

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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.