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Finding the Third Proportional to 142,146 and 306,433.13

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Solution

The third proportional to 142,146 and 306,433.13 is: 660,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,146 : 306,433.13 = 306,433.13 : x
  2. Step 2: Convert to fraction form
    142,146/306,433.13 = 306,433.13/x
  3. Step 3: Cross multiply
    142,146x = 306,433.13 × 306,433.13
  4. Step 4: Simplify right side
    142,146x = 93,901,260,097.27
  5. Step 5: Solve for x
    x = 93,901,260,097.27/142,146
  6. Step 6: Final answer
    x = 660,597.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.