Home / 232,683.54-321,138.03-142,092.02

Finding the Fourth Proportional to 232,683.54, 321,138.03 and 142,092.02

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Solution

The fourth proportional to 232,683.54, 321,138.03 and 142,092.02 is: 196,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,683.54 : 321,138.03 = 142,092.02 : x
  2. Step 2: Convert to fraction form
    232,683.54/321,138.03 = 142,092.02/x
  3. Step 3: Cross multiply
    232,683.54x = 321,138.03 × 142,092.02
  4. Step 4: Simplify right side
    232,683.54x = 45,631,152,717.21
  5. Step 5: Solve for x
    x = 45,631,152,717.21/232,683.54
  6. Step 6: Final answer
    x = 196,108.21

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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.