Home / 122,029.44-183,049.28-43,144.32

Finding the Fourth Proportional to 122,029.44, 183,049.28 and 43,144.32

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Solution

The fourth proportional to 122,029.44, 183,049.28 and 43,144.32 is: 64,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,029.44 : 183,049.28 = 43,144.32 : x
  2. Step 2: Convert to fraction form
    122,029.44/183,049.28 = 43,144.32/x
  3. Step 3: Cross multiply
    122,029.44x = 183,049.28 × 43,144.32
  4. Step 4: Simplify right side
    122,029.44x = 7,897,536,712.09
  5. Step 5: Solve for x
    x = 7,897,536,712.09/122,029.44
  6. Step 6: Final answer
    x = 64,718.29

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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.