Home / 281,982.04-422,973.06-141,642.28

Finding the Fourth Proportional to 281,982.04, 422,973.06 and 141,642.28

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Solution

The fourth proportional to 281,982.04, 422,973.06 and 141,642.28 is: 212,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,982.04 : 422,973.06 = 141,642.28 : x
  2. Step 2: Convert to fraction form
    281,982.04/422,973.06 = 141,642.28/x
  3. Step 3: Cross multiply
    281,982.04x = 422,973.06 × 141,642.28
  4. Step 4: Simplify right side
    281,982.04x = 59,910,868,596.98
  5. Step 5: Solve for x
    x = 59,910,868,596.98/281,982.04
  6. Step 6: Final answer
    x = 212,463.42

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Similar ratio
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1.5x scale

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.