Home / 146,513.40-219,899.70-125,518.20

Finding the Fourth Proportional to 146,513.40, 219,899.70 and 125,518.20

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Solution

The fourth proportional to 146,513.40, 219,899.70 and 125,518.20 is: 188,388.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,513.40 : 219,899.70 = 125,518.20 : x
  2. Step 2: Convert to fraction form
    146,513.40/219,899.70 = 125,518.20/x
  3. Step 3: Cross multiply
    146,513.40x = 219,899.70 × 125,518.20
  4. Step 4: Simplify right side
    146,513.40x = 27,601,414,524.54
  5. Step 5: Solve for x
    x = 27,601,414,524.54/146,513.40
  6. Step 6: Final answer
    x = 188,388.33

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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.