Home / 162,140.32-223,744.24-90,524.85

Finding the Fourth Proportional to 162,140.32, 223,744.24 and 90,524.85

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Solution

The fourth proportional to 162,140.32, 223,744.24 and 90,524.85 is: 124,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,140.32 : 223,744.24 = 90,524.85 : x
  2. Step 2: Convert to fraction form
    162,140.32/223,744.24 = 90,524.85/x
  3. Step 3: Cross multiply
    162,140.32x = 223,744.24 × 90,524.85
  4. Step 4: Simplify right side
    162,140.32x = 20,254,413,764.36
  5. Step 5: Solve for x
    x = 20,254,413,764.36/162,140.32
  6. Step 6: Final answer
    x = 124,919.04

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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.