Home / 240,913.54-360,976.10-145,855.64

Finding the Fourth Proportional to 240,913.54, 360,976.10 and 145,855.64

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Solution

The fourth proportional to 240,913.54, 360,976.10 and 145,855.64 is: 218,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,913.54 : 360,976.10 = 145,855.64 : x
  2. Step 2: Convert to fraction form
    240,913.54/360,976.10 = 145,855.64/x
  3. Step 3: Cross multiply
    240,913.54x = 360,976.10 × 145,855.64
  4. Step 4: Simplify right side
    240,913.54x = 52,650,398,232.88
  5. Step 5: Solve for x
    x = 52,650,398,232.88/240,913.54
  6. Step 6: Final answer
    x = 218,544.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.