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Finding the Fourth Proportional to 56,597.09, 84,863.16 and 43,769.70

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Solution

The fourth proportional to 56,597.09, 84,863.16 and 43,769.70 is: 65,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,597.09 : 84,863.16 = 43,769.70 : x
  2. Step 2: Convert to fraction form
    56,597.09/84,863.16 = 43,769.70/x
  3. Step 3: Cross multiply
    56,597.09x = 84,863.16 × 43,769.70
  4. Step 4: Simplify right side
    56,597.09x = 3,714,435,054.25
  5. Step 5: Solve for x
    x = 3,714,435,054.25/56,597.09
  6. Step 6: Final answer
    x = 65,629.44

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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.