Home / 281,307.20-422,164.08-110,554.32

Finding the Fourth Proportional to 281,307.20, 422,164.08 and 110,554.32

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Solution

The fourth proportional to 281,307.20, 422,164.08 and 110,554.32 is: 165,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,307.20 : 422,164.08 = 110,554.32 : x
  2. Step 2: Convert to fraction form
    281,307.20/422,164.08 = 110,554.32/x
  3. Step 3: Cross multiply
    281,307.20x = 422,164.08 × 110,554.32
  4. Step 4: Simplify right side
    281,307.20x = 46,672,062,792.83
  5. Step 5: Solve for x
    x = 46,672,062,792.83/281,307.20
  6. Step 6: Final answer
    x = 165,911.37

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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.