Home / 165,741.03-248,611.14-47,412.18

Finding the Fourth Proportional to 165,741.03, 248,611.14 and 47,412.18

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Solution

The fourth proportional to 165,741.03, 248,611.14 and 47,412.18 is: 71,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,741.03 : 248,611.14 = 47,412.18 : x
  2. Step 2: Convert to fraction form
    165,741.03/248,611.14 = 47,412.18/x
  3. Step 3: Cross multiply
    165,741.03x = 248,611.14 × 47,412.18
  4. Step 4: Simplify right side
    165,741.03x = 11,787,196,119.69
  5. Step 5: Solve for x
    x = 11,787,196,119.69/165,741.03
  6. Step 6: Final answer
    x = 71,118.15

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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.