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Finding the Fourth Proportional to 61,845.94, 85,347.43 and 33,551.63

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Solution

The fourth proportional to 61,845.94, 85,347.43 and 33,551.63 is: 46,301.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,845.94 : 85,347.43 = 33,551.63 : x
  2. Step 2: Convert to fraction form
    61,845.94/85,347.43 = 33,551.63/x
  3. Step 3: Cross multiply
    61,845.94x = 85,347.43 × 33,551.63
  4. Step 4: Simplify right side
    61,845.94x = 2,863,544,966.07
  5. Step 5: Solve for x
    x = 2,863,544,966.07/61,845.94
  6. Step 6: Final answer
    x = 46,301.26

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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.