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Finding the Fourth Proportional to 192,767.04, 290,466.81 and 158,474.88

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Solution

The fourth proportional to 192,767.04, 290,466.81 and 158,474.88 is: 238,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,767.04 : 290,466.81 = 158,474.88 : x
  2. Step 2: Convert to fraction form
    192,767.04/290,466.81 = 158,474.88/x
  3. Step 3: Cross multiply
    192,767.04x = 290,466.81 × 158,474.88
  4. Step 4: Simplify right side
    192,767.04x = 46,031,692,858.73
  5. Step 5: Solve for x
    x = 46,031,692,858.73/192,767.04
  6. Step 6: Final answer
    x = 238,794.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.