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Finding the Fourth Proportional to 146,523.70, 219,785.55 and 95,785.30

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Solution

The fourth proportional to 146,523.70, 219,785.55 and 95,785.30 is: 143,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,523.70 : 219,785.55 = 95,785.30 : x
  2. Step 2: Convert to fraction form
    146,523.70/219,785.55 = 95,785.30/x
  3. Step 3: Cross multiply
    146,523.70x = 219,785.55 × 95,785.30
  4. Step 4: Simplify right side
    146,523.70x = 21,052,224,842.42
  5. Step 5: Solve for x
    x = 21,052,224,842.42/146,523.70
  6. Step 6: Final answer
    x = 143,677.95

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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.