Home / 146,279.83-219,419.72-39,664.39

Finding the Fourth Proportional to 146,279.83, 219,419.72 and 39,664.39

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Solution

The fourth proportional to 146,279.83, 219,419.72 and 39,664.39 is: 59,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,279.83 : 219,419.72 = 39,664.39 : x
  2. Step 2: Convert to fraction form
    146,279.83/219,419.72 = 39,664.39/x
  3. Step 3: Cross multiply
    146,279.83x = 219,419.72 × 39,664.39
  4. Step 4: Simplify right side
    146,279.83x = 8,703,149,149.45
  5. Step 5: Solve for x
    x = 8,703,149,149.45/146,279.83
  6. Step 6: Final answer
    x = 59,496.58

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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.