Home / 149,408.20-223,464.30-133,726.60

Finding the Fourth Proportional to 149,408.20, 223,464.30 and 133,726.60

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Solution

The fourth proportional to 149,408.20, 223,464.30 and 133,726.60 is: 200,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,408.20 : 223,464.30 = 133,726.60 : x
  2. Step 2: Convert to fraction form
    149,408.20/223,464.30 = 133,726.60/x
  3. Step 3: Cross multiply
    149,408.20x = 223,464.30 × 133,726.60
  4. Step 4: Simplify right side
    149,408.20x = 29,883,121,060.38
  5. Step 5: Solve for x
    x = 29,883,121,060.38/149,408.20
  6. Step 6: Final answer
    x = 200,009.91

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1.5x scale

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.