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Finding the Fourth Proportional to 232,296.92, 348,543.39 and 126,992.87

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Solution

The fourth proportional to 232,296.92, 348,543.39 and 126,992.87 is: 190,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,296.92 : 348,543.39 = 126,992.87 : x
  2. Step 2: Convert to fraction form
    232,296.92/348,543.39 = 126,992.87/x
  3. Step 3: Cross multiply
    232,296.92x = 348,543.39 × 126,992.87
  4. Step 4: Simplify right side
    232,296.92x = 44,262,525,415.63
  5. Step 5: Solve for x
    x = 44,262,525,415.63/232,296.92
  6. Step 6: Final answer
    x = 190,542.89

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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.