Home / 299,733.36-449,617.32-112,746.48

Finding the Fourth Proportional to 299,733.36, 449,617.32 and 112,746.48

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Solution

The fourth proportional to 299,733.36, 449,617.32 and 112,746.48 is: 169,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,733.36 : 449,617.32 = 112,746.48 : x
  2. Step 2: Convert to fraction form
    299,733.36/449,617.32 = 112,746.48/x
  3. Step 3: Cross multiply
    299,733.36x = 449,617.32 × 112,746.48
  4. Step 4: Simplify right side
    299,733.36x = 50,692,770,177.03
  5. Step 5: Solve for x
    x = 50,692,770,177.03/299,733.36
  6. Step 6: Final answer
    x = 169,126.22

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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.