Home / 132,398.37-198,555.44-43,635.33

Finding the Fourth Proportional to 132,398.37, 198,555.44 and 43,635.33

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Solution

The fourth proportional to 132,398.37, 198,555.44 and 43,635.33 is: 65,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,398.37 : 198,555.44 = 43,635.33 : x
  2. Step 2: Convert to fraction form
    132,398.37/198,555.44 = 43,635.33/x
  3. Step 3: Cross multiply
    132,398.37x = 198,555.44 × 43,635.33
  4. Step 4: Simplify right side
    132,398.37x = 8,664,031,929.52
  5. Step 5: Solve for x
    x = 8,664,031,929.52/132,398.37
  6. Step 6: Final answer
    x = 65,439.11

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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.