Home / 221,719.26-332,492.60-71,923.34

Finding the Fourth Proportional to 221,719.26, 332,492.60 and 71,923.34

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Solution

The fourth proportional to 221,719.26, 332,492.60 and 71,923.34 is: 107,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,719.26 : 332,492.60 = 71,923.34 : x
  2. Step 2: Convert to fraction form
    221,719.26/332,492.60 = 71,923.34/x
  3. Step 3: Cross multiply
    221,719.26x = 332,492.60 × 71,923.34
  4. Step 4: Simplify right side
    221,719.26x = 23,913,978,317.28
  5. Step 5: Solve for x
    x = 23,913,978,317.28/221,719.26
  6. Step 6: Final answer
    x = 107,857.02

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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.