Home / 191,244.78-263,910.69-106,360.02

Finding the Fourth Proportional to 191,244.78, 263,910.69 and 106,360.02

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Solution

The fourth proportional to 191,244.78, 263,910.69 and 106,360.02 is: 146,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,244.78 : 263,910.69 = 106,360.02 : x
  2. Step 2: Convert to fraction form
    191,244.78/263,910.69 = 106,360.02/x
  3. Step 3: Cross multiply
    191,244.78x = 263,910.69 × 106,360.02
  4. Step 4: Simplify right side
    191,244.78x = 28,069,546,266.61
  5. Step 5: Solve for x
    x = 28,069,546,266.61/191,244.78
  6. Step 6: Final answer
    x = 146,772.88

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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.