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Finding the Fourth Proportional to 61,052.94, 91,638.54 and 29,485.22

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Solution

The fourth proportional to 61,052.94, 91,638.54 and 29,485.22 is: 44,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,052.94 : 91,638.54 = 29,485.22 : x
  2. Step 2: Convert to fraction form
    61,052.94/91,638.54 = 29,485.22/x
  3. Step 3: Cross multiply
    61,052.94x = 91,638.54 × 29,485.22
  4. Step 4: Simplify right side
    61,052.94x = 2,701,982,054.19
  5. Step 5: Solve for x
    x = 2,701,982,054.19/61,052.94
  6. Step 6: Final answer
    x = 44,256.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.