Home / 209,829.33-314,837.04-109,965.81

Finding the Fourth Proportional to 209,829.33, 314,837.04 and 109,965.81

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Solution

The fourth proportional to 209,829.33, 314,837.04 and 109,965.81 is: 164,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,829.33 : 314,837.04 = 109,965.81 : x
  2. Step 2: Convert to fraction form
    209,829.33/314,837.04 = 109,965.81/x
  3. Step 3: Cross multiply
    209,829.33x = 314,837.04 × 109,965.81
  4. Step 4: Simplify right side
    209,829.33x = 34,621,310,121.60
  5. Step 5: Solve for x
    x = 34,621,310,121.60/209,829.33
  6. Step 6: Final answer
    x = 164,997.48

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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.