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Finding the Third Proportional to 155,715.75 and 233,574.75

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Solution

The third proportional to 155,715.75 and 233,574.75 is: 350,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,715.75 : 233,574.75 = 233,574.75 : x
  2. Step 2: Convert to fraction form
    155,715.75/233,574.75 = 233,574.75/x
  3. Step 3: Cross multiply
    155,715.75x = 233,574.75 × 233,574.75
  4. Step 4: Simplify right side
    155,715.75x = 54,557,163,837.56
  5. Step 5: Solve for x
    x = 54,557,163,837.56/155,715.75
  6. Step 6: Final answer
    x = 350,363.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.