Home / 146,025.92-219,038.88-57,321.20

Finding the Fourth Proportional to 146,025.92, 219,038.88 and 57,321.20

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Solution

The fourth proportional to 146,025.92, 219,038.88 and 57,321.20 is: 85,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,025.92 : 219,038.88 = 57,321.20 : x
  2. Step 2: Convert to fraction form
    146,025.92/219,038.88 = 57,321.20/x
  3. Step 3: Cross multiply
    146,025.92x = 219,038.88 × 57,321.20
  4. Step 4: Simplify right side
    146,025.92x = 12,555,571,448.26
  5. Step 5: Solve for x
    x = 12,555,571,448.26/146,025.92
  6. Step 6: Final answer
    x = 85,981.80

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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.