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Finding the Third Proportional to 145,210.50 and 353,166.75

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Solution

The third proportional to 145,210.50 and 353,166.75 is: 858,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,210.50 : 353,166.75 = 353,166.75 : x
  2. Step 2: Convert to fraction form
    145,210.50/353,166.75 = 353,166.75/x
  3. Step 3: Cross multiply
    145,210.50x = 353,166.75 × 353,166.75
  4. Step 4: Simplify right side
    145,210.50x = 124,726,753,305.56
  5. Step 5: Solve for x
    x = 124,726,753,305.56/145,210.50
  6. Step 6: Final answer
    x = 858,937.57

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.