Home / 109,412.33-164,118.49-34,585.03

Finding the Fourth Proportional to 109,412.33, 164,118.49 and 34,585.03

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Solution

The fourth proportional to 109,412.33, 164,118.49 and 34,585.03 is: 51,877.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,412.33 : 164,118.49 = 34,585.03 : x
  2. Step 2: Convert to fraction form
    109,412.33/164,118.49 = 34,585.03/x
  3. Step 3: Cross multiply
    109,412.33x = 164,118.49 × 34,585.03
  4. Step 4: Simplify right side
    109,412.33x = 5,676,042,403.45
  5. Step 5: Solve for x
    x = 5,676,042,403.45/109,412.33
  6. Step 6: Final answer
    x = 51,877.54

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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.