Home / 248,355.68-342,738.24-152,917.44

Finding the Fourth Proportional to 248,355.68, 342,738.24 and 152,917.44

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Solution

The fourth proportional to 248,355.68, 342,738.24 and 152,917.44 is: 211,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,355.68 : 342,738.24 = 152,917.44 : x
  2. Step 2: Convert to fraction form
    248,355.68/342,738.24 = 152,917.44/x
  3. Step 3: Cross multiply
    248,355.68x = 342,738.24 × 152,917.44
  4. Step 4: Simplify right side
    248,355.68x = 52,410,654,250.91
  5. Step 5: Solve for x
    x = 52,410,654,250.91/248,355.68
  6. Step 6: Final answer
    x = 211,030.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.