Home / 146,109.60-219,164.40-106,743.60

Finding the Fourth Proportional to 146,109.60, 219,164.40 and 106,743.60

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Solution

The fourth proportional to 146,109.60, 219,164.40 and 106,743.60 is: 160,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,109.60 : 219,164.40 = 106,743.60 : x
  2. Step 2: Convert to fraction form
    146,109.60/219,164.40 = 106,743.60/x
  3. Step 3: Cross multiply
    146,109.60x = 219,164.40 × 106,743.60
  4. Step 4: Simplify right side
    146,109.60x = 23,394,397,047.84
  5. Step 5: Solve for x
    x = 23,394,397,047.84/146,109.60
  6. Step 6: Final answer
    x = 160,115.40

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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.