Home / 107,464.31-148,257.44-64,949.03

Finding the Fourth Proportional to 107,464.31, 148,257.44 and 64,949.03

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Solution

The fourth proportional to 107,464.31, 148,257.44 and 64,949.03 is: 89,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,464.31 : 148,257.44 = 64,949.03 : x
  2. Step 2: Convert to fraction form
    107,464.31/148,257.44 = 64,949.03/x
  3. Step 3: Cross multiply
    107,464.31x = 148,257.44 × 64,949.03
  4. Step 4: Simplify right side
    107,464.31x = 9,629,175,852.25
  5. Step 5: Solve for x
    x = 9,629,175,852.25/107,464.31
  6. Step 6: Final answer
    x = 89,603.48

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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.