Home / 165,405.41-248,117.49-47,067.38

Finding the Fourth Proportional to 165,405.41, 248,117.49 and 47,067.38

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Solution

The fourth proportional to 165,405.41, 248,117.49 and 47,067.38 is: 70,603.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,405.41 : 248,117.49 = 47,067.38 : x
  2. Step 2: Convert to fraction form
    165,405.41/248,117.49 = 47,067.38/x
  3. Step 3: Cross multiply
    165,405.41x = 248,117.49 × 47,067.38
  4. Step 4: Simplify right side
    165,405.41x = 11,678,238,945.89
  5. Step 5: Solve for x
    x = 11,678,238,945.89/165,405.41
  6. Step 6: Final answer
    x = 70,603.73

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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.