Home / 146,609.70-219,914.55-53,103.30

Finding the Fourth Proportional to 146,609.70, 219,914.55 and 53,103.30

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Solution

The fourth proportional to 146,609.70, 219,914.55 and 53,103.30 is: 79,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,609.70 : 219,914.55 = 53,103.30 : x
  2. Step 2: Convert to fraction form
    146,609.70/219,914.55 = 53,103.30/x
  3. Step 3: Cross multiply
    146,609.70x = 219,914.55 × 53,103.30
  4. Step 4: Simplify right side
    146,609.70x = 11,678,188,323.02
  5. Step 5: Solve for x
    x = 11,678,188,323.02/146,609.70
  6. Step 6: Final answer
    x = 79,654.95

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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.