Home / 146,942.58-220,330.89-134,403.78

Finding the Fourth Proportional to 146,942.58, 220,330.89 and 134,403.78

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Solution

The fourth proportional to 146,942.58, 220,330.89 and 134,403.78 is: 201,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,942.58 : 220,330.89 = 134,403.78 : x
  2. Step 2: Convert to fraction form
    146,942.58/220,330.89 = 134,403.78/x
  3. Step 3: Cross multiply
    146,942.58x = 220,330.89 × 134,403.78
  4. Step 4: Simplify right side
    146,942.58x = 29,613,304,466.76
  5. Step 5: Solve for x
    x = 29,613,304,466.76/146,942.58
  6. Step 6: Final answer
    x = 201,529.77

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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.