Home / 281,664.19-422,496.60-71,302.13

Finding the Fourth Proportional to 281,664.19, 422,496.60 and 71,302.13

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Solution

The fourth proportional to 281,664.19, 422,496.60 and 71,302.13 is: 106,953.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,664.19 : 422,496.60 = 71,302.13 : x
  2. Step 2: Convert to fraction form
    281,664.19/422,496.60 = 71,302.13/x
  3. Step 3: Cross multiply
    281,664.19x = 422,496.60 × 71,302.13
  4. Step 4: Simplify right side
    281,664.19x = 30,124,907,497.76
  5. Step 5: Solve for x
    x = 30,124,907,497.76/281,664.19
  6. Step 6: Final answer
    x = 106,953.27

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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.