Home / 257,629.06-355,528.40-150,219.85

Finding the Fourth Proportional to 257,629.06, 355,528.40 and 150,219.85

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Solution

The fourth proportional to 257,629.06, 355,528.40 and 150,219.85 is: 207,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,629.06 : 355,528.40 = 150,219.85 : x
  2. Step 2: Convert to fraction form
    257,629.06/355,528.40 = 150,219.85/x
  3. Step 3: Cross multiply
    257,629.06x = 355,528.40 × 150,219.85
  4. Step 4: Simplify right side
    257,629.06x = 53,407,422,251.73
  5. Step 5: Solve for x
    x = 53,407,422,251.73/257,629.06
  6. Step 6: Final answer
    x = 207,303.57

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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.