Home / 183,015.21-274,122.93-76,074.96

Finding the Fourth Proportional to 183,015.21, 274,122.93 and 76,074.96

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Solution

The fourth proportional to 183,015.21, 274,122.93 and 76,074.96 is: 113,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,015.21 : 274,122.93 = 76,074.96 : x
  2. Step 2: Convert to fraction form
    183,015.21/274,122.93 = 76,074.96/x
  3. Step 3: Cross multiply
    183,015.21x = 274,122.93 × 76,074.96
  4. Step 4: Simplify right side
    183,015.21x = 20,853,890,934.83
  5. Step 5: Solve for x
    x = 20,853,890,934.83/183,015.21
  6. Step 6: Final answer
    x = 113,946.22

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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.