Home / 110,224.91-165,405.05-87,601.76

Finding the Fourth Proportional to 110,224.91, 165,405.05 and 87,601.76

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Solution

The fourth proportional to 110,224.91, 165,405.05 and 87,601.76 is: 131,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,224.91 : 165,405.05 = 87,601.76 : x
  2. Step 2: Convert to fraction form
    110,224.91/165,405.05 = 87,601.76/x
  3. Step 3: Cross multiply
    110,224.91x = 165,405.05 × 87,601.76
  4. Step 4: Simplify right side
    110,224.91x = 14,489,774,125.41
  5. Step 5: Solve for x
    x = 14,489,774,125.41/110,224.91
  6. Step 6: Final answer
    x = 131,456.44

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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.