Home / 109,949.26-164,813.10-43,363.60

Finding the Fourth Proportional to 109,949.26, 164,813.10 and 43,363.60

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Solution

The fourth proportional to 109,949.26, 164,813.10 and 43,363.60 is: 65,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,949.26 : 164,813.10 = 43,363.60 : x
  2. Step 2: Convert to fraction form
    109,949.26/164,813.10 = 43,363.60/x
  3. Step 3: Cross multiply
    109,949.26x = 164,813.10 × 43,363.60
  4. Step 4: Simplify right side
    109,949.26x = 7,146,889,343.16
  5. Step 5: Solve for x
    x = 7,146,889,343.16/109,949.26
  6. Step 6: Final answer
    x = 65,001.70

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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.