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Finding the Third Proportional to 84,316.50 and 127,030.50

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Solution

The third proportional to 84,316.50 and 127,030.50 is: 191,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,316.50 : 127,030.50 = 127,030.50 : x
  2. Step 2: Convert to fraction form
    84,316.50/127,030.50 = 127,030.50/x
  3. Step 3: Cross multiply
    84,316.50x = 127,030.50 × 127,030.50
  4. Step 4: Simplify right side
    84,316.50x = 16,136,747,930.25
  5. Step 5: Solve for x
    x = 16,136,747,930.25/84,316.50
  6. Step 6: Final answer
    x = 191,383.04

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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.