Home / 363,587.15-545,629.83-126,929.82

Finding the Fourth Proportional to 363,587.15, 545,629.83 and 126,929.82

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Solution

The fourth proportional to 363,587.15, 545,629.83 and 126,929.82 is: 190,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,587.15 : 545,629.83 = 126,929.82 : x
  2. Step 2: Convert to fraction form
    363,587.15/545,629.83 = 126,929.82/x
  3. Step 3: Cross multiply
    363,587.15x = 545,629.83 × 126,929.82
  4. Step 4: Simplify right side
    363,587.15x = 69,256,694,966.48
  5. Step 5: Solve for x
    x = 69,256,694,966.48/363,587.15
  6. Step 6: Final answer
    x = 190,481.69

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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.