Home / 141,747.36-212,621.34-133,086.84

Finding the Fourth Proportional to 141,747.36, 212,621.34 and 133,086.84

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Solution

The fourth proportional to 141,747.36, 212,621.34 and 133,086.84 is: 199,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,747.36 : 212,621.34 = 133,086.84 : x
  2. Step 2: Convert to fraction form
    141,747.36/212,621.34 = 133,086.84/x
  3. Step 3: Cross multiply
    141,747.36x = 212,621.34 × 133,086.84
  4. Step 4: Simplify right side
    141,747.36x = 28,297,102,257.17
  5. Step 5: Solve for x
    x = 28,297,102,257.17/141,747.36
  6. Step 6: Final answer
    x = 199,630.54

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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.