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Finding the Fourth Proportional to 238,482.33, 329,033.84 and 142,954.17

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Solution

The fourth proportional to 238,482.33, 329,033.84 and 142,954.17 is: 197,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,482.33 : 329,033.84 = 142,954.17 : x
  2. Step 2: Convert to fraction form
    238,482.33/329,033.84 = 142,954.17/x
  3. Step 3: Cross multiply
    238,482.33x = 329,033.84 × 142,954.17
  4. Step 4: Simplify right side
    238,482.33x = 47,036,757,853.94
  5. Step 5: Solve for x
    x = 47,036,757,853.94/238,482.33
  6. Step 6: Final answer
    x = 197,233.73

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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.