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Finding the Fourth Proportional to 61,567.71, 84,963.42 and 33,273.39

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Solution

The fourth proportional to 61,567.71, 84,963.42 and 33,273.39 is: 45,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,567.71 : 84,963.42 = 33,273.39 : x
  2. Step 2: Convert to fraction form
    61,567.71/84,963.42 = 33,273.39/x
  3. Step 3: Cross multiply
    61,567.71x = 84,963.42 × 33,273.39
  4. Step 4: Simplify right side
    61,567.71x = 2,827,021,009.39
  5. Step 5: Solve for x
    x = 2,827,021,009.39/61,567.71
  6. Step 6: Final answer
    x = 45,917.27

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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.