Home / 64,450.08-96,745.77-51,208.20

Finding the Fourth Proportional to 64,450.08, 96,745.77 and 51,208.20

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Solution

The fourth proportional to 64,450.08, 96,745.77 and 51,208.20 is: 76,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,450.08 : 96,745.77 = 51,208.20 : x
  2. Step 2: Convert to fraction form
    64,450.08/96,745.77 = 51,208.20/x
  3. Step 3: Cross multiply
    64,450.08x = 96,745.77 × 51,208.20
  4. Step 4: Simplify right side
    64,450.08x = 4,954,176,739.31
  5. Step 5: Solve for x
    x = 4,954,176,739.31/64,450.08
  6. Step 6: Final answer
    x = 76,868.43

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1.5x scale

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.