Home / 188,954.28-260,744.93-104,071.34

Finding the Fourth Proportional to 188,954.28, 260,744.93 and 104,071.34

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Solution

The fourth proportional to 188,954.28, 260,744.93 and 104,071.34 is: 143,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,954.28 : 260,744.93 = 104,071.34 : x
  2. Step 2: Convert to fraction form
    188,954.28/260,744.93 = 104,071.34/x
  3. Step 3: Cross multiply
    188,954.28x = 260,744.93 × 104,071.34
  4. Step 4: Simplify right side
    188,954.28x = 27,136,072,439.22
  5. Step 5: Solve for x
    x = 27,136,072,439.22/188,954.28
  6. Step 6: Final answer
    x = 143,611.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.