Home / 235,579.92-353,336.54-75,669.75

Finding the Fourth Proportional to 235,579.92, 353,336.54 and 75,669.75

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Solution

The fourth proportional to 235,579.92, 353,336.54 and 75,669.75 is: 113,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,579.92 : 353,336.54 = 75,669.75 : x
  2. Step 2: Convert to fraction form
    235,579.92/353,336.54 = 75,669.75/x
  3. Step 3: Cross multiply
    235,579.92x = 353,336.54 × 75,669.75
  4. Step 4: Simplify right side
    235,579.92x = 26,736,888,594.33
  5. Step 5: Solve for x
    x = 26,736,888,594.33/235,579.92
  6. Step 6: Final answer
    x = 113,493.92

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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.