Home / 146,220.20-219,330.30-52,735.40

Finding the Fourth Proportional to 146,220.20, 219,330.30 and 52,735.40

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Solution

The fourth proportional to 146,220.20, 219,330.30 and 52,735.40 is: 79,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,220.20 : 219,330.30 = 52,735.40 : x
  2. Step 2: Convert to fraction form
    146,220.20/219,330.30 = 52,735.40/x
  3. Step 3: Cross multiply
    146,220.20x = 219,330.30 × 52,735.40
  4. Step 4: Simplify right side
    146,220.20x = 11,566,471,102.62
  5. Step 5: Solve for x
    x = 11,566,471,102.62/146,220.20
  6. Step 6: Final answer
    x = 79,103.10

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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.