Home / 170,072.90-234,622.07-109,662.94

Finding the Fourth Proportional to 170,072.90, 234,622.07 and 109,662.94

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Solution

The fourth proportional to 170,072.90, 234,622.07 and 109,662.94 is: 151,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,072.90 : 234,622.07 = 109,662.94 : x
  2. Step 2: Convert to fraction form
    170,072.90/234,622.07 = 109,662.94/x
  3. Step 3: Cross multiply
    170,072.90x = 234,622.07 × 109,662.94
  4. Step 4: Simplify right side
    170,072.90x = 25,729,345,436.77
  5. Step 5: Solve for x
    x = 25,729,345,436.77/170,072.90
  6. Step 6: Final answer
    x = 151,284.22

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1.5x scale

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.