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Finding the Fourth Proportional to 56,256, 77,634.72 and 33,901.44

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Solution

The fourth proportional to 56,256, 77,634.72 and 33,901.44 is: 46,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,256 : 77,634.72 = 33,901.44 : x
  2. Step 2: Convert to fraction form
    56,256/77,634.72 = 33,901.44/x
  3. Step 3: Cross multiply
    56,256x = 77,634.72 × 33,901.44
  4. Step 4: Simplify right side
    56,256x = 2,631,928,802.00
  5. Step 5: Solve for x
    x = 2,631,928,802.00/56,256
  6. Step 6: Final answer
    x = 46,784.85

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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.