Home / 131,452.20-197,199.90-56,608.20

Finding the Fourth Proportional to 131,452.20, 197,199.90 and 56,608.20

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Solution

The fourth proportional to 131,452.20, 197,199.90 and 56,608.20 is: 84,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452.20 : 197,199.90 = 56,608.20 : x
  2. Step 2: Convert to fraction form
    131,452.20/197,199.90 = 56,608.20/x
  3. Step 3: Cross multiply
    131,452.20x = 197,199.90 × 56,608.20
  4. Step 4: Simplify right side
    131,452.20x = 11,163,131,379.18
  5. Step 5: Solve for x
    x = 11,163,131,379.18/131,452.20
  6. Step 6: Final answer
    x = 84,921.60

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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.