Home / 49,257.39-67,976.63-30,136.86

Finding the Fourth Proportional to 49,257.39, 67,976.63 and 30,136.86

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Solution

The fourth proportional to 49,257.39, 67,976.63 and 30,136.86 is: 41,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.39 : 67,976.63 = 30,136.86 : x
  2. Step 2: Convert to fraction form
    49,257.39/67,976.63 = 30,136.86/x
  3. Step 3: Cross multiply
    49,257.39x = 67,976.63 × 30,136.86
  4. Step 4: Simplify right side
    49,257.39x = 2,048,602,186.29
  5. Step 5: Solve for x
    x = 2,048,602,186.29/49,257.39
  6. Step 6: Final answer
    x = 41,589.74

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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.