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Finding the Fourth Proportional to 52,883.87, 72,992.00 and 33,988.19

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Solution

The fourth proportional to 52,883.87, 72,992.00 and 33,988.19 is: 46,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,883.87 : 72,992.00 = 33,988.19 : x
  2. Step 2: Convert to fraction form
    52,883.87/72,992.00 = 33,988.19/x
  3. Step 3: Cross multiply
    52,883.87x = 72,992.00 × 33,988.19
  4. Step 4: Simplify right side
    52,883.87x = 2,480,865,977.02
  5. Step 5: Solve for x
    x = 2,480,865,977.02/52,883.87
  6. Step 6: Final answer
    x = 46,911.58

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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.