Home / 146,900.28-219,814.74-135,748.92

Finding the Fourth Proportional to 146,900.28, 219,814.74 and 135,748.92

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Solution

The fourth proportional to 146,900.28, 219,814.74 and 135,748.92 is: 203,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,900.28 : 219,814.74 = 135,748.92 : x
  2. Step 2: Convert to fraction form
    146,900.28/219,814.74 = 135,748.92/x
  3. Step 3: Cross multiply
    146,900.28x = 219,814.74 × 135,748.92
  4. Step 4: Simplify right side
    146,900.28x = 29,839,613,555.08
  5. Step 5: Solve for x
    x = 29,839,613,555.08/146,900.28
  6. Step 6: Final answer
    x = 203,128.36

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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.