Home / 122,539.82-183,821.09-47,665.67

Finding the Fourth Proportional to 122,539.82, 183,821.09 and 47,665.67

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Solution

The fourth proportional to 122,539.82, 183,821.09 and 47,665.67 is: 71,502.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,539.82 : 183,821.09 = 47,665.67 : x
  2. Step 2: Convert to fraction form
    122,539.82/183,821.09 = 47,665.67/x
  3. Step 3: Cross multiply
    122,539.82x = 183,821.09 × 47,665.67
  4. Step 4: Simplify right side
    122,539.82x = 8,761,954,257.55
  5. Step 5: Solve for x
    x = 8,761,954,257.55/122,539.82
  6. Step 6: Final answer
    x = 71,502.92

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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.