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Finding the Fourth Proportional to 61,883.25, 92,810.01 and 28,571.31

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Solution

The fourth proportional to 61,883.25, 92,810.01 and 28,571.31 is: 42,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,883.25 : 92,810.01 = 28,571.31 : x
  2. Step 2: Convert to fraction form
    61,883.25/92,810.01 = 28,571.31/x
  3. Step 3: Cross multiply
    61,883.25x = 92,810.01 × 28,571.31
  4. Step 4: Simplify right side
    61,883.25x = 2,651,703,332.57
  5. Step 5: Solve for x
    x = 2,651,703,332.57/61,883.25
  6. Step 6: Final answer
    x = 42,850.10

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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.