Home / 202,626.12-304,026.66-109,113.24

Finding the Fourth Proportional to 202,626.12, 304,026.66 and 109,113.24

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Solution

The fourth proportional to 202,626.12, 304,026.66 and 109,113.24 is: 163,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,626.12 : 304,026.66 = 109,113.24 : x
  2. Step 2: Convert to fraction form
    202,626.12/304,026.66 = 109,113.24/x
  3. Step 3: Cross multiply
    202,626.12x = 304,026.66 × 109,113.24
  4. Step 4: Simplify right side
    202,626.12x = 33,173,333,918.98
  5. Step 5: Solve for x
    x = 33,173,333,918.98/202,626.12
  6. Step 6: Final answer
    x = 163,716.97

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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.