Home / 238,447.65-329,086.37-143,006.85

Finding the Fourth Proportional to 238,447.65, 329,086.37 and 143,006.85

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Solution

The fourth proportional to 238,447.65, 329,086.37 and 143,006.85 is: 197,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,447.65 : 329,086.37 = 143,006.85 : x
  2. Step 2: Convert to fraction form
    238,447.65/329,086.37 = 143,006.85/x
  3. Step 3: Cross multiply
    238,447.65x = 329,086.37 × 143,006.85
  4. Step 4: Simplify right side
    238,447.65x = 47,061,604,436.60
  5. Step 5: Solve for x
    x = 47,061,604,436.60/238,447.65
  6. Step 6: Final answer
    x = 197,366.61

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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.