Home / 240,857.32-332,335.20-145,369.24

Finding the Fourth Proportional to 240,857.32, 332,335.20 and 145,369.24

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Solution

The fourth proportional to 240,857.32, 332,335.20 and 145,369.24 is: 200,580.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,857.32 : 332,335.20 = 145,369.24 : x
  2. Step 2: Convert to fraction form
    240,857.32/332,335.20 = 145,369.24/x
  3. Step 3: Cross multiply
    240,857.32x = 332,335.20 × 145,369.24
  4. Step 4: Simplify right side
    240,857.32x = 48,311,315,449.25
  5. Step 5: Solve for x
    x = 48,311,315,449.25/240,857.32
  6. Step 6: Final answer
    x = 200,580.64

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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.