Home / 240,007.44-331,196.56-143,320.41

Finding the Fourth Proportional to 240,007.44, 331,196.56 and 143,320.41

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Solution

The fourth proportional to 240,007.44, 331,196.56 and 143,320.41 is: 197,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,007.44 : 331,196.56 = 143,320.41 : x
  2. Step 2: Convert to fraction form
    240,007.44/331,196.56 = 143,320.41/x
  3. Step 3: Cross multiply
    240,007.44x = 331,196.56 × 143,320.41
  4. Step 4: Simplify right side
    240,007.44x = 47,467,226,769.79
  5. Step 5: Solve for x
    x = 47,467,226,769.79/240,007.44
  6. Step 6: Final answer
    x = 197,773.98

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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.