Home / 303,348.06-455,042.07-125,869.32

Finding the Fourth Proportional to 303,348.06, 455,042.07 and 125,869.32

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Solution

The fourth proportional to 303,348.06, 455,042.07 and 125,869.32 is: 188,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,348.06 : 455,042.07 = 125,869.32 : x
  2. Step 2: Convert to fraction form
    303,348.06/455,042.07 = 125,869.32/x
  3. Step 3: Cross multiply
    303,348.06x = 455,042.07 × 125,869.32
  4. Step 4: Simplify right side
    303,348.06x = 57,275,835,922.29
  5. Step 5: Solve for x
    x = 57,275,835,922.29/303,348.06
  6. Step 6: Final answer
    x = 188,812.27

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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.