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Finding the Fourth Proportional to 232,237.78, 348,273.03 and 80,393.59

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Solution

The fourth proportional to 232,237.78, 348,273.03 and 80,393.59 is: 120,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,237.78 : 348,273.03 = 80,393.59 : x
  2. Step 2: Convert to fraction form
    232,237.78/348,273.03 = 80,393.59/x
  3. Step 3: Cross multiply
    232,237.78x = 348,273.03 × 80,393.59
  4. Step 4: Simplify right side
    232,237.78x = 27,998,918,779.91
  5. Step 5: Solve for x
    x = 27,998,918,779.91/232,237.78
  6. Step 6: Final answer
    x = 120,561.43

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1.5x scale

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.