Home / 146,238.88-219,374.96-71,305.44

Finding the Fourth Proportional to 146,238.88, 219,374.96 and 71,305.44

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Solution

The fourth proportional to 146,238.88, 219,374.96 and 71,305.44 is: 106,966.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,238.88 : 219,374.96 = 71,305.44 : x
  2. Step 2: Convert to fraction form
    146,238.88/219,374.96 = 71,305.44/x
  3. Step 3: Cross multiply
    146,238.88x = 219,374.96 × 71,305.44
  4. Step 4: Simplify right side
    146,238.88x = 15,642,628,047.78
  5. Step 5: Solve for x
    x = 15,642,628,047.78/146,238.88
  6. Step 6: Final answer
    x = 106,966.27

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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.