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Finding the Fourth Proportional to 183,771.88, 275,623.64 and 57,415.22

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Solution

The fourth proportional to 183,771.88, 275,623.64 and 57,415.22 is: 86,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,771.88 : 275,623.64 = 57,415.22 : x
  2. Step 2: Convert to fraction form
    183,771.88/275,623.64 = 57,415.22/x
  3. Step 3: Cross multiply
    183,771.88x = 275,623.64 × 57,415.22
  4. Step 4: Simplify right side
    183,771.88x = 15,824,991,927.80
  5. Step 5: Solve for x
    x = 15,824,991,927.80/183,771.88
  6. Step 6: Final answer
    x = 86,112.15

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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.