Home / 51,067.90-70,424.22-34,072.84

Finding the Fourth Proportional to 51,067.90, 70,424.22 and 34,072.84

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Solution

The fourth proportional to 51,067.90, 70,424.22 and 34,072.84 is: 46,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,067.90 : 70,424.22 = 34,072.84 : x
  2. Step 2: Convert to fraction form
    51,067.90/70,424.22 = 34,072.84/x
  3. Step 3: Cross multiply
    51,067.90x = 70,424.22 × 34,072.84
  4. Step 4: Simplify right side
    51,067.90x = 2,399,553,180.18
  5. Step 5: Solve for x
    x = 2,399,553,180.18/51,067.90
  6. Step 6: Final answer
    x = 46,987.50

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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.