Home / 118,803.29-178,190.05-38,834.56

Finding the Fourth Proportional to 118,803.29, 178,190.05 and 38,834.56

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Solution

The fourth proportional to 118,803.29, 178,190.05 and 38,834.56 is: 58,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,803.29 : 178,190.05 = 38,834.56 : x
  2. Step 2: Convert to fraction form
    118,803.29/178,190.05 = 38,834.56/x
  3. Step 3: Cross multiply
    118,803.29x = 178,190.05 × 38,834.56
  4. Step 4: Simplify right side
    118,803.29x = 6,919,932,188.13
  5. Step 5: Solve for x
    x = 6,919,932,188.13/118,803.29
  6. Step 6: Final answer
    x = 58,246.97

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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.