Home / 56,589.22-78,094.43-31,097.17

Finding the Fourth Proportional to 56,589.22, 78,094.43 and 31,097.17

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Solution

The fourth proportional to 56,589.22, 78,094.43 and 31,097.17 is: 42,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,589.22 : 78,094.43 = 31,097.17 : x
  2. Step 2: Convert to fraction form
    56,589.22/78,094.43 = 31,097.17/x
  3. Step 3: Cross multiply
    56,589.22x = 78,094.43 × 31,097.17
  4. Step 4: Simplify right side
    56,589.22x = 2,428,515,765.76
  5. Step 5: Solve for x
    x = 2,428,515,765.76/56,589.22
  6. Step 6: Final answer
    x = 42,914.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.