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Finding the Fourth Proportional to 114,804, 158,448.96 and 84,745.44

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Solution

The fourth proportional to 114,804, 158,448.96 and 84,745.44 is: 116,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,804 : 158,448.96 = 84,745.44 : x
  2. Step 2: Convert to fraction form
    114,804/158,448.96 = 84,745.44/x
  3. Step 3: Cross multiply
    114,804x = 158,448.96 × 84,745.44
  4. Step 4: Simplify right side
    114,804x = 13,427,826,832.74
  5. Step 5: Solve for x
    x = 13,427,826,832.74/114,804
  6. Step 6: Final answer
    x = 116,963.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.