Home / 106,193.36-146,539.24-63,170.48

Finding the Fourth Proportional to 106,193.36, 146,539.24 and 63,170.48

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Solution

The fourth proportional to 106,193.36, 146,539.24 and 63,170.48 is: 87,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,193.36 : 146,539.24 = 63,170.48 : x
  2. Step 2: Convert to fraction form
    106,193.36/146,539.24 = 63,170.48/x
  3. Step 3: Cross multiply
    106,193.36x = 146,539.24 × 63,170.48
  4. Step 4: Simplify right side
    106,193.36x = 9,256,954,129.64
  5. Step 5: Solve for x
    x = 9,256,954,129.64/106,193.36
  6. Step 6: Final answer
    x = 87,170.74

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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.