Home / 56,090.97-84,134.12-22,809.75

Finding the Fourth Proportional to 56,090.97, 84,134.12 and 22,809.75

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Solution

The fourth proportional to 56,090.97, 84,134.12 and 22,809.75 is: 34,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,090.97 : 84,134.12 = 22,809.75 : x
  2. Step 2: Convert to fraction form
    56,090.97/84,134.12 = 22,809.75/x
  3. Step 3: Cross multiply
    56,090.97x = 84,134.12 × 22,809.75
  4. Step 4: Simplify right side
    56,090.97x = 1,919,078,129.62
  5. Step 5: Solve for x
    x = 1,919,078,129.62/56,090.97
  6. Step 6: Final answer
    x = 34,213.67

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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.