Home / 56,954.67-78,634.40-50,975.97

Finding the Fourth Proportional to 56,954.67, 78,634.40 and 50,975.97

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Solution

The fourth proportional to 56,954.67, 78,634.40 and 50,975.97 is: 70,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,954.67 : 78,634.40 = 50,975.97 : x
  2. Step 2: Convert to fraction form
    56,954.67/78,634.40 = 50,975.97/x
  3. Step 3: Cross multiply
    56,954.67x = 78,634.40 × 50,975.97
  4. Step 4: Simplify right side
    56,954.67x = 4,008,464,560.49
  5. Step 5: Solve for x
    x = 4,008,464,560.49/56,954.67
  6. Step 6: Final answer
    x = 70,379.91

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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.