Home / 209,936.26-314,573.91-130,932.10

Finding the Fourth Proportional to 209,936.26, 314,573.91 and 130,932.10

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Solution

The fourth proportional to 209,936.26, 314,573.91 and 130,932.10 is: 196,192.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,936.26 : 314,573.91 = 130,932.10 : x
  2. Step 2: Convert to fraction form
    209,936.26/314,573.91 = 130,932.10/x
  3. Step 3: Cross multiply
    209,936.26x = 314,573.91 × 130,932.10
  4. Step 4: Simplify right side
    209,936.26x = 41,187,822,641.51
  5. Step 5: Solve for x
    x = 41,187,822,641.51/209,936.26
  6. Step 6: Final answer
    x = 196,192.04

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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.