Home / 105,350.25-157,992.43-35,213.16

Finding the Fourth Proportional to 105,350.25, 157,992.43 and 35,213.16

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Solution

The fourth proportional to 105,350.25, 157,992.43 and 35,213.16 is: 52,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,350.25 : 157,992.43 = 35,213.16 : x
  2. Step 2: Convert to fraction form
    105,350.25/157,992.43 = 35,213.16/x
  3. Step 3: Cross multiply
    105,350.25x = 157,992.43 × 35,213.16
  4. Step 4: Simplify right side
    105,350.25x = 5,563,412,716.38
  5. Step 5: Solve for x
    x = 5,563,412,716.38/105,350.25
  6. Step 6: Final answer
    x = 52,808.73

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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.