Home / 53,634.78-73,985.22-33,456.60

Finding the Fourth Proportional to 53,634.78, 73,985.22 and 33,456.60

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Solution

The fourth proportional to 53,634.78, 73,985.22 and 33,456.60 is: 46,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.78 : 73,985.22 = 33,456.60 : x
  2. Step 2: Convert to fraction form
    53,634.78/73,985.22 = 33,456.60/x
  3. Step 3: Cross multiply
    53,634.78x = 73,985.22 × 33,456.60
  4. Step 4: Simplify right side
    53,634.78x = 2,475,293,911.45
  5. Step 5: Solve for x
    x = 2,475,293,911.45/53,634.78
  6. Step 6: Final answer
    x = 46,150.91

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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.