Home / 162,229.42-223,874.25-90,610.48

Finding the Fourth Proportional to 162,229.42, 223,874.25 and 90,610.48

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Solution

The fourth proportional to 162,229.42, 223,874.25 and 90,610.48 is: 125,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,229.42 : 223,874.25 = 90,610.48 : x
  2. Step 2: Convert to fraction form
    162,229.42/223,874.25 = 90,610.48/x
  3. Step 3: Cross multiply
    162,229.42x = 223,874.25 × 90,610.48
  4. Step 4: Simplify right side
    162,229.42x = 20,285,353,252.14
  5. Step 5: Solve for x
    x = 20,285,353,252.14/162,229.42
  6. Step 6: Final answer
    x = 125,041.15

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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.