Home / 356,151.23-491,486.91-195,003.35

Finding the Fourth Proportional to 356,151.23, 491,486.91 and 195,003.35

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Solution

The fourth proportional to 356,151.23, 491,486.91 and 195,003.35 is: 269,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,151.23 : 491,486.91 = 195,003.35 : x
  2. Step 2: Convert to fraction form
    356,151.23/491,486.91 = 195,003.35/x
  3. Step 3: Cross multiply
    356,151.23x = 491,486.91 × 195,003.35
  4. Step 4: Simplify right side
    356,151.23x = 95,841,594,428.60
  5. Step 5: Solve for x
    x = 95,841,594,428.60/356,151.23
  6. Step 6: Final answer
    x = 269,103.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.