Home / 154,137.22-231,227.44-47,529.67

Finding the Fourth Proportional to 154,137.22, 231,227.44 and 47,529.67

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Solution

The fourth proportional to 154,137.22, 231,227.44 and 47,529.67 is: 71,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,137.22 : 231,227.44 = 47,529.67 : x
  2. Step 2: Convert to fraction form
    154,137.22/231,227.44 = 47,529.67/x
  3. Step 3: Cross multiply
    154,137.22x = 231,227.44 × 47,529.67
  4. Step 4: Simplify right side
    154,137.22x = 10,990,163,918.14
  5. Step 5: Solve for x
    x = 10,990,163,918.14/154,137.22
  6. Step 6: Final answer
    x = 71,301.17

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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.