Home / 240,854.31-332,331.05-145,366.25

Finding the Fourth Proportional to 240,854.31, 332,331.05 and 145,366.25

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Solution

The fourth proportional to 240,854.31, 332,331.05 and 145,366.25 is: 200,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,854.31 : 332,331.05 = 145,366.25 : x
  2. Step 2: Convert to fraction form
    240,854.31/332,331.05 = 145,366.25/x
  3. Step 3: Cross multiply
    240,854.31x = 332,331.05 × 145,366.25
  4. Step 4: Simplify right side
    240,854.31x = 48,309,717,198.82
  5. Step 5: Solve for x
    x = 48,309,717,198.82/240,854.31
  6. Step 6: Final answer
    x = 200,576.51

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1.5x scale

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.