Home / 56,134.06-84,128.20-22,815.36

Finding the Fourth Proportional to 56,134.06, 84,128.20 and 22,815.36

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Solution

The fourth proportional to 56,134.06, 84,128.20 and 22,815.36 is: 34,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,134.06 : 84,128.20 = 22,815.36 : x
  2. Step 2: Convert to fraction form
    56,134.06/84,128.20 = 22,815.36/x
  3. Step 3: Cross multiply
    56,134.06x = 84,128.20 × 22,815.36
  4. Step 4: Simplify right side
    56,134.06x = 1,919,415,169.15
  5. Step 5: Solve for x
    x = 1,919,415,169.15/56,134.06
  6. Step 6: Final answer
    x = 34,193.41

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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.