Home / 146,026.17-219,039.26-57,321.45

Finding the Fourth Proportional to 146,026.17, 219,039.26 and 57,321.45

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Solution

The fourth proportional to 146,026.17, 219,039.26 and 57,321.45 is: 85,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,026.17 : 219,039.26 = 57,321.45 : x
  2. Step 2: Convert to fraction form
    146,026.17/219,039.26 = 57,321.45/x
  3. Step 3: Cross multiply
    146,026.17x = 219,039.26 × 57,321.45
  4. Step 4: Simplify right side
    146,026.17x = 12,555,647,703.52
  5. Step 5: Solve for x
    x = 12,555,647,703.52/146,026.17
  6. Step 6: Final answer
    x = 85,982.18

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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.