Home / 68,136.26-94,027.29-37,921.07

Finding the Fourth Proportional to 68,136.26, 94,027.29 and 37,921.07

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Solution

The fourth proportional to 68,136.26, 94,027.29 and 37,921.07 is: 52,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,136.26 : 94,027.29 = 37,921.07 : x
  2. Step 2: Convert to fraction form
    68,136.26/94,027.29 = 37,921.07/x
  3. Step 3: Cross multiply
    68,136.26x = 94,027.29 × 37,921.07
  4. Step 4: Simplify right side
    68,136.26x = 3,565,614,975.86
  5. Step 5: Solve for x
    x = 3,565,614,975.86/68,136.26
  6. Step 6: Final answer
    x = 52,330.66

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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.