Home / 56,729.26-84,992.37-31,740.22

Finding the Fourth Proportional to 56,729.26, 84,992.37 and 31,740.22

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Solution

The fourth proportional to 56,729.26, 84,992.37 and 31,740.22 is: 47,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,729.26 : 84,992.37 = 31,740.22 : x
  2. Step 2: Convert to fraction form
    56,729.26/84,992.37 = 31,740.22/x
  3. Step 3: Cross multiply
    56,729.26x = 84,992.37 × 31,740.22
  4. Step 4: Simplify right side
    56,729.26x = 2,697,676,522.12
  5. Step 5: Solve for x
    x = 2,697,676,522.12/56,729.26
  6. Step 6: Final answer
    x = 47,553.53

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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.