Home / 146,010.40-219,015.60-57,266.80

Finding the Fourth Proportional to 146,010.40, 219,015.60 and 57,266.80

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Solution

The fourth proportional to 146,010.40, 219,015.60 and 57,266.80 is: 85,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,010.40 : 219,015.60 = 57,266.80 : x
  2. Step 2: Convert to fraction form
    146,010.40/219,015.60 = 57,266.80/x
  3. Step 3: Cross multiply
    146,010.40x = 219,015.60 × 57,266.80
  4. Step 4: Simplify right side
    146,010.40x = 12,542,322,562.08
  5. Step 5: Solve for x
    x = 12,542,322,562.08/146,010.40
  6. Step 6: Final answer
    x = 85,900.20

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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.