Home / 240,788.16-332,182.80-145,241.76

Finding the Fourth Proportional to 240,788.16, 332,182.80 and 145,241.76

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Solution

The fourth proportional to 240,788.16, 332,182.80 and 145,241.76 is: 200,370.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,788.16 : 332,182.80 = 145,241.76 : x
  2. Step 2: Convert to fraction form
    240,788.16/332,182.80 = 145,241.76/x
  3. Step 3: Cross multiply
    240,788.16x = 332,182.80 × 145,241.76
  4. Step 4: Simplify right side
    240,788.16x = 48,246,814,513.73
  5. Step 5: Solve for x
    x = 48,246,814,513.73/240,788.16
  6. Step 6: Final answer
    x = 200,370.38

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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.