Home / 194,913.31-292,486.60-84,105.31

Finding the Fourth Proportional to 194,913.31, 292,486.60 and 84,105.31

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Solution

The fourth proportional to 194,913.31, 292,486.60 and 84,105.31 is: 126,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,913.31 : 292,486.60 = 84,105.31 : x
  2. Step 2: Convert to fraction form
    194,913.31/292,486.60 = 84,105.31/x
  3. Step 3: Cross multiply
    194,913.31x = 292,486.60 × 84,105.31
  4. Step 4: Simplify right side
    194,913.31x = 24,599,676,163.85
  5. Step 5: Solve for x
    x = 24,599,676,163.85/194,913.31
  6. Step 6: Final answer
    x = 126,208.29

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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.