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Finding the Fourth Proportional to 56,295.59, 84,443.31 and 22,576.82

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Solution

The fourth proportional to 56,295.59, 84,443.31 and 22,576.82 is: 33,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,295.59 : 84,443.31 = 22,576.82 : x
  2. Step 2: Convert to fraction form
    56,295.59/84,443.31 = 22,576.82/x
  3. Step 3: Cross multiply
    56,295.59x = 84,443.31 × 22,576.82
  4. Step 4: Simplify right side
    56,295.59x = 1,906,460,987.86
  5. Step 5: Solve for x
    x = 1,906,460,987.86/56,295.59
  6. Step 6: Final answer
    x = 33,865.20

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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.