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Finding the Fourth Proportional to 183,571.50, 275,373.65 and 57,212.81

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Solution

The fourth proportional to 183,571.50, 275,373.65 and 57,212.81 is: 85,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,571.50 : 275,373.65 = 57,212.81 : x
  2. Step 2: Convert to fraction form
    183,571.50/275,373.65 = 57,212.81/x
  3. Step 3: Cross multiply
    183,571.50x = 275,373.65 × 57,212.81
  4. Step 4: Simplify right side
    183,571.50x = 15,754,900,933.37
  5. Step 5: Solve for x
    x = 15,754,900,933.37/183,571.50
  6. Step 6: Final answer
    x = 85,824.33

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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.