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Finding the Fourth Proportional to 61,725.66, 92,569.32 and 22,277.64

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Solution

The fourth proportional to 61,725.66, 92,569.32 and 22,277.64 is: 33,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,725.66 : 92,569.32 = 22,277.64 : x
  2. Step 2: Convert to fraction form
    61,725.66/92,569.32 = 22,277.64/x
  3. Step 3: Cross multiply
    61,725.66x = 92,569.32 × 22,277.64
  4. Step 4: Simplify right side
    61,725.66x = 2,062,225,986.00
  5. Step 5: Solve for x
    x = 2,062,225,986.00/61,725.66
  6. Step 6: Final answer
    x = 33,409.54

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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.