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Finding the Third Proportional to 144,652.50 and 216,118.13

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Solution

The third proportional to 144,652.50 and 216,118.13 is: 322,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,652.50 : 216,118.13 = 216,118.13 : x
  2. Step 2: Convert to fraction form
    144,652.50/216,118.13 = 216,118.13/x
  3. Step 3: Cross multiply
    144,652.50x = 216,118.13 × 216,118.13
  4. Step 4: Simplify right side
    144,652.50x = 46,707,043,953.52
  5. Step 5: Solve for x
    x = 46,707,043,953.52/144,652.50
  6. Step 6: Final answer
    x = 322,891.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.