Home / 122,262.83-183,407.94-109,705.67

Finding the Fourth Proportional to 122,262.83, 183,407.94 and 109,705.67

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Solution

The fourth proportional to 122,262.83, 183,407.94 and 109,705.67 is: 164,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,262.83 : 183,407.94 = 109,705.67 : x
  2. Step 2: Convert to fraction form
    122,262.83/183,407.94 = 109,705.67/x
  3. Step 3: Cross multiply
    122,262.83x = 183,407.94 × 109,705.67
  4. Step 4: Simplify right side
    122,262.83x = 20,120,890,023.98
  5. Step 5: Solve for x
    x = 20,120,890,023.98/122,262.83
  6. Step 6: Final answer
    x = 164,570.79

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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.