Home / 110,181.32-165,242.46-47,837

Finding the Fourth Proportional to 110,181.32, 165,242.46 and 47,837

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Solution

The fourth proportional to 110,181.32, 165,242.46 and 47,837 is: 71,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,181.32 : 165,242.46 = 47,837 : x
  2. Step 2: Convert to fraction form
    110,181.32/165,242.46 = 47,837/x
  3. Step 3: Cross multiply
    110,181.32x = 165,242.46 × 47,837
  4. Step 4: Simplify right side
    110,181.32x = 7,904,703,559.02
  5. Step 5: Solve for x
    x = 7,904,703,559.02/110,181.32
  6. Step 6: Final answer
    x = 71,742.68

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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.