Home / 281,094.18-421,648.10-110,308.62

Finding the Fourth Proportional to 281,094.18, 421,648.10 and 110,308.62

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Solution

The fourth proportional to 281,094.18, 421,648.10 and 110,308.62 is: 165,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,094.18 : 421,648.10 = 110,308.62 : x
  2. Step 2: Convert to fraction form
    281,094.18/421,648.10 = 110,308.62/x
  3. Step 3: Cross multiply
    281,094.18x = 421,648.10 × 110,308.62
  4. Step 4: Simplify right side
    281,094.18x = 46,511,420,036.62
  5. Step 5: Solve for x
    x = 46,511,420,036.62/281,094.18
  6. Step 6: Final answer
    x = 165,465.61

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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.