Home / 281,496.06-422,185.77-103,881.69

Finding the Fourth Proportional to 281,496.06, 422,185.77 and 103,881.69

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Solution

The fourth proportional to 281,496.06, 422,185.77 and 103,881.69 is: 155,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,496.06 : 422,185.77 = 103,881.69 : x
  2. Step 2: Convert to fraction form
    281,496.06/422,185.77 = 103,881.69/x
  3. Step 3: Cross multiply
    281,496.06x = 422,185.77 × 103,881.69
  4. Step 4: Simplify right side
    281,496.06x = 43,857,371,281.55
  5. Step 5: Solve for x
    x = 43,857,371,281.55/281,496.06
  6. Step 6: Final answer
    x = 155,801.01

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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.