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Finding the Fourth Proportional to 56,382.98, 77,771.07 and 36,265.32

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Solution

The fourth proportional to 56,382.98, 77,771.07 and 36,265.32 is: 50,022.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,382.98 : 77,771.07 = 36,265.32 : x
  2. Step 2: Convert to fraction form
    56,382.98/77,771.07 = 36,265.32/x
  3. Step 3: Cross multiply
    56,382.98x = 77,771.07 × 36,265.32
  4. Step 4: Simplify right side
    56,382.98x = 2,820,392,740.29
  5. Step 5: Solve for x
    x = 2,820,392,740.29/56,382.98
  6. Step 6: Final answer
    x = 50,022.06

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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.