Home / 240,425.44-331,826.64-139,881.76

Finding the Fourth Proportional to 240,425.44, 331,826.64 and 139,881.76

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Solution

The fourth proportional to 240,425.44, 331,826.64 and 139,881.76 is: 193,059.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,425.44 : 331,826.64 = 139,881.76 : x
  2. Step 2: Convert to fraction form
    240,425.44/331,826.64 = 139,881.76/x
  3. Step 3: Cross multiply
    240,425.44x = 331,826.64 × 139,881.76
  4. Step 4: Simplify right side
    240,425.44x = 46,416,494,418.09
  5. Step 5: Solve for x
    x = 46,416,494,418.09/240,425.44
  6. Step 6: Final answer
    x = 193,059.83

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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.