Home / 146,135.40-219,462.30-112,936.20

Finding the Fourth Proportional to 146,135.40, 219,462.30 and 112,936.20

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Solution

The fourth proportional to 146,135.40, 219,462.30 and 112,936.20 is: 169,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,135.40 : 219,462.30 = 112,936.20 : x
  2. Step 2: Convert to fraction form
    146,135.40/219,462.30 = 112,936.20/x
  3. Step 3: Cross multiply
    146,135.40x = 219,462.30 × 112,936.20
  4. Step 4: Simplify right side
    146,135.40x = 24,785,238,205.26
  5. Step 5: Solve for x
    x = 24,785,238,205.26/146,135.40
  6. Step 6: Final answer
    x = 169,604.61

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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.