Home / 132,671.21-199,006.37-53,785.25

Finding the Fourth Proportional to 132,671.21, 199,006.37 and 53,785.25

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Solution

The fourth proportional to 132,671.21, 199,006.37 and 53,785.25 is: 80,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,671.21 : 199,006.37 = 53,785.25 : x
  2. Step 2: Convert to fraction form
    132,671.21/199,006.37 = 53,785.25/x
  3. Step 3: Cross multiply
    132,671.21x = 199,006.37 × 53,785.25
  4. Step 4: Simplify right side
    132,671.21x = 10,703,607,093.12
  5. Step 5: Solve for x
    x = 10,703,607,093.12/132,671.21
  6. Step 6: Final answer
    x = 80,677.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.