Home / 162,229.18-223,873.86-90,610.20

Finding the Fourth Proportional to 162,229.18, 223,873.86 and 90,610.20

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Solution

The fourth proportional to 162,229.18, 223,873.86 and 90,610.20 is: 125,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,229.18 : 223,873.86 = 90,610.20 : x
  2. Step 2: Convert to fraction form
    162,229.18/223,873.86 = 90,610.20/x
  3. Step 3: Cross multiply
    162,229.18x = 223,873.86 × 90,610.20
  4. Step 4: Simplify right side
    162,229.18x = 20,285,255,229.37
  5. Step 5: Solve for x
    x = 20,285,255,229.37/162,229.18
  6. Step 6: Final answer
    x = 125,040.73

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1.5x scale

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.