Home / 240,813.15-332,270.96-145,318.20

Finding the Fourth Proportional to 240,813.15, 332,270.96 and 145,318.20

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Solution

The fourth proportional to 240,813.15, 332,270.96 and 145,318.20 is: 200,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,813.15 : 332,270.96 = 145,318.20 : x
  2. Step 2: Convert to fraction form
    240,813.15/332,270.96 = 145,318.20/x
  3. Step 3: Cross multiply
    240,813.15x = 332,270.96 × 145,318.20
  4. Step 4: Simplify right side
    240,813.15x = 48,285,017,092.88
  5. Step 5: Solve for x
    x = 48,285,017,092.88/240,813.15
  6. Step 6: Final answer
    x = 200,508.22

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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.