Home / 56,115.78-84,168.19-22,384.03

Finding the Fourth Proportional to 56,115.78, 84,168.19 and 22,384.03

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Solution

The fourth proportional to 56,115.78, 84,168.19 and 22,384.03 is: 33,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,115.78 : 84,168.19 = 22,384.03 : x
  2. Step 2: Convert to fraction form
    56,115.78/84,168.19 = 22,384.03/x
  3. Step 3: Cross multiply
    56,115.78x = 84,168.19 × 22,384.03
  4. Step 4: Simplify right side
    56,115.78x = 1,884,023,290.01
  5. Step 5: Solve for x
    x = 1,884,023,290.01/56,115.78
  6. Step 6: Final answer
    x = 33,573.86

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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.