Home / 96,784.97-145,745.93-84,452.12

Finding the Fourth Proportional to 96,784.97, 145,745.93 and 84,452.12

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Solution

The fourth proportional to 96,784.97, 145,745.93 and 84,452.12 is: 127,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,784.97 : 145,745.93 = 84,452.12 : x
  2. Step 2: Convert to fraction form
    96,784.97/145,745.93 = 84,452.12/x
  3. Step 3: Cross multiply
    96,784.97x = 145,745.93 × 84,452.12
  4. Step 4: Simplify right side
    96,784.97x = 12,308,551,618.88
  5. Step 5: Solve for x
    x = 12,308,551,618.88/96,784.97
  6. Step 6: Final answer
    x = 127,174.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.