Home / 109,892.10-164,716.65-43,310.10

Finding the Fourth Proportional to 109,892.10, 164,716.65 and 43,310.10

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Solution

The fourth proportional to 109,892.10, 164,716.65 and 43,310.10 is: 64,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,892.10 : 164,716.65 = 43,310.10 : x
  2. Step 2: Convert to fraction form
    109,892.10/164,716.65 = 43,310.10/x
  3. Step 3: Cross multiply
    109,892.10x = 164,716.65 × 43,310.10
  4. Step 4: Simplify right side
    109,892.10x = 7,133,894,583.17
  5. Step 5: Solve for x
    x = 7,133,894,583.17/109,892.10
  6. Step 6: Final answer
    x = 64,917.27

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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.