Home / 240,071.41-331,311.83-132,639.13

Finding the Fourth Proportional to 240,071.41, 331,311.83 and 132,639.13

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Solution

The fourth proportional to 240,071.41, 331,311.83 and 132,639.13 is: 183,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,071.41 : 331,311.83 = 132,639.13 : x
  2. Step 2: Convert to fraction form
    240,071.41/331,311.83 = 132,639.13/x
  3. Step 3: Cross multiply
    240,071.41x = 331,311.83 × 132,639.13
  4. Step 4: Simplify right side
    240,071.41x = 43,944,912,889.91
  5. Step 5: Solve for x
    x = 43,944,912,889.91/240,071.41
  6. Step 6: Final answer
    x = 183,049.34

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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.