Home / 131,504.48-197,255.10-125,129.24

Finding the Fourth Proportional to 131,504.48, 197,255.10 and 125,129.24

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Solution

The fourth proportional to 131,504.48, 197,255.10 and 125,129.24 is: 187,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,504.48 : 197,255.10 = 125,129.24 : x
  2. Step 2: Convert to fraction form
    131,504.48/197,255.10 = 125,129.24/x
  3. Step 3: Cross multiply
    131,504.48x = 197,255.10 × 125,129.24
  4. Step 4: Simplify right side
    131,504.48x = 24,682,380,749.12
  5. Step 5: Solve for x
    x = 24,682,380,749.12/131,504.48
  6. Step 6: Final answer
    x = 187,692.32

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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.