Home / 162,236.52-223,884.41-90,619.56

Finding the Fourth Proportional to 162,236.52, 223,884.41 and 90,619.56

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Solution

The fourth proportional to 162,236.52, 223,884.41 and 90,619.56 is: 125,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,236.52 : 223,884.41 = 90,619.56 : x
  2. Step 2: Convert to fraction form
    162,236.52/223,884.41 = 90,619.56/x
  3. Step 3: Cross multiply
    162,236.52x = 223,884.41 × 90,619.56
  4. Step 4: Simplify right side
    162,236.52x = 20,288,306,271.96
  5. Step 5: Solve for x
    x = 20,288,306,271.96/162,236.52
  6. Step 6: Final answer
    x = 125,053.88

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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.