Home / 149,286.57-223,708.41-109,649.92

Finding the Fourth Proportional to 149,286.57, 223,708.41 and 109,649.92

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Solution

The fourth proportional to 149,286.57, 223,708.41 and 109,649.92 is: 164,312.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,286.57 : 223,708.41 = 109,649.92 : x
  2. Step 2: Convert to fraction form
    149,286.57/223,708.41 = 109,649.92/x
  3. Step 3: Cross multiply
    149,286.57x = 223,708.41 × 109,649.92
  4. Step 4: Simplify right side
    149,286.57x = 24,529,609,259.83
  5. Step 5: Solve for x
    x = 24,529,609,259.83/149,286.57
  6. Step 6: Final answer
    x = 164,312.23

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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.