Home / 165,906.26-248,868.70-47,574.50

Finding the Fourth Proportional to 165,906.26, 248,868.70 and 47,574.50

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Solution

The fourth proportional to 165,906.26, 248,868.70 and 47,574.50 is: 71,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,906.26 : 248,868.70 = 47,574.50 : x
  2. Step 2: Convert to fraction form
    165,906.26/248,868.70 = 47,574.50/x
  3. Step 3: Cross multiply
    165,906.26x = 248,868.70 × 47,574.50
  4. Step 4: Simplify right side
    165,906.26x = 11,839,803,968.15
  5. Step 5: Solve for x
    x = 11,839,803,968.15/165,906.26
  6. Step 6: Final answer
    x = 71,364.42

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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.