Home / 109,896.60-164,723.40-43,314.60

Finding the Fourth Proportional to 109,896.60, 164,723.40 and 43,314.60

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Solution

The fourth proportional to 109,896.60, 164,723.40 and 43,314.60 is: 64,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,896.60 : 164,723.40 = 43,314.60 : x
  2. Step 2: Convert to fraction form
    109,896.60/164,723.40 = 43,314.60/x
  3. Step 3: Cross multiply
    109,896.60x = 164,723.40 × 43,314.60
  4. Step 4: Simplify right side
    109,896.60x = 7,134,928,181.64
  5. Step 5: Solve for x
    x = 7,134,928,181.64/109,896.60
  6. Step 6: Final answer
    x = 64,924.01

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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.