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Finding the Fourth Proportional to 52,735.70, 72,706.55 and 33,608.50

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Solution

The fourth proportional to 52,735.70, 72,706.55 and 33,608.50 is: 46,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.70 : 72,706.55 = 33,608.50 : x
  2. Step 2: Convert to fraction form
    52,735.70/72,706.55 = 33,608.50/x
  3. Step 3: Cross multiply
    52,735.70x = 72,706.55 × 33,608.50
  4. Step 4: Simplify right side
    52,735.70x = 2,443,557,735.87
  5. Step 5: Solve for x
    x = 2,443,557,735.87/52,735.70
  6. Step 6: Final answer
    x = 46,335.93

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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.