Home / 114,990.33-172,492.80-36,107.67

Finding the Fourth Proportional to 114,990.33, 172,492.80 and 36,107.67

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Solution

The fourth proportional to 114,990.33, 172,492.80 and 36,107.67 is: 54,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,990.33 : 172,492.80 = 36,107.67 : x
  2. Step 2: Convert to fraction form
    114,990.33/172,492.80 = 36,107.67/x
  3. Step 3: Cross multiply
    114,990.33x = 172,492.80 × 36,107.67
  4. Step 4: Simplify right side
    114,990.33x = 6,228,313,611.22
  5. Step 5: Solve for x
    x = 6,228,313,611.22/114,990.33
  6. Step 6: Final answer
    x = 54,163.80

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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.