Home / 56,701.23-84,843.82-47,318.09

Finding the Fourth Proportional to 56,701.23, 84,843.82 and 47,318.09

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Solution

The fourth proportional to 56,701.23, 84,843.82 and 47,318.09 is: 70,803.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,701.23 : 84,843.82 = 47,318.09 : x
  2. Step 2: Convert to fraction form
    56,701.23/84,843.82 = 47,318.09/x
  3. Step 3: Cross multiply
    56,701.23x = 84,843.82 × 47,318.09
  4. Step 4: Simplify right side
    56,701.23x = 4,014,647,145.63
  5. Step 5: Solve for x
    x = 4,014,647,145.63/56,701.23
  6. Step 6: Final answer
    x = 70,803.53

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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.