Home / 55,137.34-76,106.64-43,826.89

Finding the Fourth Proportional to 55,137.34, 76,106.64 and 43,826.89

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Solution

The fourth proportional to 55,137.34, 76,106.64 and 43,826.89 is: 60,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137.34 : 76,106.64 = 43,826.89 : x
  2. Step 2: Convert to fraction form
    55,137.34/76,106.64 = 43,826.89/x
  3. Step 3: Cross multiply
    55,137.34x = 76,106.64 × 43,826.89
  4. Step 4: Simplify right side
    55,137.34x = 3,335,517,339.55
  5. Step 5: Solve for x
    x = 3,335,517,339.55/55,137.34
  6. Step 6: Final answer
    x = 60,494.71

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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.