Home / 117,197.03-175,645.29-57,239.21

Finding the Fourth Proportional to 117,197.03, 175,645.29 and 57,239.21

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Solution

The fourth proportional to 117,197.03, 175,645.29 and 57,239.21 is: 85,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,197.03 : 175,645.29 = 57,239.21 : x
  2. Step 2: Convert to fraction form
    117,197.03/175,645.29 = 57,239.21/x
  3. Step 3: Cross multiply
    117,197.03x = 175,645.29 × 57,239.21
  4. Step 4: Simplify right side
    117,197.03x = 10,053,797,639.82
  5. Step 5: Solve for x
    x = 10,053,797,639.82/117,197.03
  6. Step 6: Final answer
    x = 85,785.43

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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.