Home / 239,089.44-329,944.38-143,597.76

Finding the Fourth Proportional to 239,089.44, 329,944.38 and 143,597.76

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Solution

The fourth proportional to 239,089.44, 329,944.38 and 143,597.76 is: 198,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,089.44 : 329,944.38 = 143,597.76 : x
  2. Step 2: Convert to fraction form
    239,089.44/329,944.38 = 143,597.76/x
  3. Step 3: Cross multiply
    239,089.44x = 329,944.38 × 143,597.76
  4. Step 4: Simplify right side
    239,089.44x = 47,379,273,892.59
  5. Step 5: Solve for x
    x = 47,379,273,892.59/239,089.44
  6. Step 6: Final answer
    x = 198,165.48

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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.