Home / 214,851.60-322,277.40-109,656.90

Finding the Fourth Proportional to 214,851.60, 322,277.40 and 109,656.90

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Solution

The fourth proportional to 214,851.60, 322,277.40 and 109,656.90 is: 164,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,851.60 : 322,277.40 = 109,656.90 : x
  2. Step 2: Convert to fraction form
    214,851.60/322,277.40 = 109,656.90/x
  3. Step 3: Cross multiply
    214,851.60x = 322,277.40 × 109,656.90
  4. Step 4: Simplify right side
    214,851.60x = 35,339,940,624.06
  5. Step 5: Solve for x
    x = 35,339,940,624.06/214,851.60
  6. Step 6: Final answer
    x = 164,485.35

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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.