Home / 56,696.56-78,244.32-31,546.60

Finding the Fourth Proportional to 56,696.56, 78,244.32 and 31,546.60

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Solution

The fourth proportional to 56,696.56, 78,244.32 and 31,546.60 is: 43,536.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,696.56 : 78,244.32 = 31,546.60 : x
  2. Step 2: Convert to fraction form
    56,696.56/78,244.32 = 31,546.60/x
  3. Step 3: Cross multiply
    56,696.56x = 78,244.32 × 31,546.60
  4. Step 4: Simplify right side
    56,696.56x = 2,468,342,265.31
  5. Step 5: Solve for x
    x = 2,468,342,265.31/56,696.56
  6. Step 6: Final answer
    x = 43,536.01

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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.