Home / 146,504.20-219,173.10-126,999.40

Finding the Fourth Proportional to 146,504.20, 219,173.10 and 126,999.40

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Solution

The fourth proportional to 146,504.20, 219,173.10 and 126,999.40 is: 189,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,504.20 : 219,173.10 = 126,999.40 : x
  2. Step 2: Convert to fraction form
    146,504.20/219,173.10 = 126,999.40/x
  3. Step 3: Cross multiply
    146,504.20x = 219,173.10 × 126,999.40
  4. Step 4: Simplify right side
    146,504.20x = 27,834,852,196.14
  5. Step 5: Solve for x
    x = 27,834,852,196.14/146,504.20
  6. Step 6: Final answer
    x = 189,993.54

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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.