Home / 183,012.21-274,118.45-76,071.96

Finding the Fourth Proportional to 183,012.21, 274,118.45 and 76,071.96

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Solution

The fourth proportional to 183,012.21, 274,118.45 and 76,071.96 is: 113,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,012.21 : 274,118.45 = 76,071.96 : x
  2. Step 2: Convert to fraction form
    183,012.21/274,118.45 = 76,071.96/x
  3. Step 3: Cross multiply
    183,012.21x = 274,118.45 × 76,071.96
  4. Step 4: Simplify right side
    183,012.21x = 20,852,727,383.30
  5. Step 5: Solve for x
    x = 20,852,727,383.30/183,012.21
  6. Step 6: Final answer
    x = 113,941.73

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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.