Home / 253,524.20-349,847.46-148,778.60

Finding the Fourth Proportional to 253,524.20, 349,847.46 and 148,778.60

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Solution

The fourth proportional to 253,524.20, 349,847.46 and 148,778.60 is: 205,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,524.20 : 349,847.46 = 148,778.60 : x
  2. Step 2: Convert to fraction form
    253,524.20/349,847.46 = 148,778.60/x
  3. Step 3: Cross multiply
    253,524.20x = 349,847.46 × 148,778.60
  4. Step 4: Simplify right side
    253,524.20x = 52,049,815,312.36
  5. Step 5: Solve for x
    x = 52,049,815,312.36/253,524.20
  6. Step 6: Final answer
    x = 205,305.12

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1.5x scale

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.