Home / 140,091.52-210,067.20-46,564.48

Finding the Fourth Proportional to 140,091.52, 210,067.20 and 46,564.48

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Solution

The fourth proportional to 140,091.52, 210,067.20 and 46,564.48 is: 69,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,091.52 : 210,067.20 = 46,564.48 : x
  2. Step 2: Convert to fraction form
    140,091.52/210,067.20 = 46,564.48/x
  3. Step 3: Cross multiply
    140,091.52x = 210,067.20 × 46,564.48
  4. Step 4: Simplify right side
    140,091.52x = 9,781,669,933.06
  5. Step 5: Solve for x
    x = 9,781,669,933.06/140,091.52
  6. Step 6: Final answer
    x = 69,823.43

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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.