Home / 146,595.20-219,892.80-83,609.60

Finding the Fourth Proportional to 146,595.20, 219,892.80 and 83,609.60

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Solution

The fourth proportional to 146,595.20, 219,892.80 and 83,609.60 is: 125,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,595.20 : 219,892.80 = 83,609.60 : x
  2. Step 2: Convert to fraction form
    146,595.20/219,892.80 = 83,609.60/x
  3. Step 3: Cross multiply
    146,595.20x = 219,892.80 × 83,609.60
  4. Step 4: Simplify right side
    146,595.20x = 18,385,149,050.88
  5. Step 5: Solve for x
    x = 18,385,149,050.88/146,595.20
  6. Step 6: Final answer
    x = 125,414.40

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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.