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Finding the Fourth Proportional to 52,697.25, 72,745.92 and 33,602.62

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Solution

The fourth proportional to 52,697.25, 72,745.92 and 33,602.62 is: 46,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.25 : 72,745.92 = 33,602.62 : x
  2. Step 2: Convert to fraction form
    52,697.25/72,745.92 = 33,602.62/x
  3. Step 3: Cross multiply
    52,697.25x = 72,745.92 × 33,602.62
  4. Step 4: Simplify right side
    52,697.25x = 2,444,453,142.58
  5. Step 5: Solve for x
    x = 2,444,453,142.58/52,697.25
  6. Step 6: Final answer
    x = 46,386.74

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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.