Home / 64,190.19-96,205.09-30,901.35

Finding the Fourth Proportional to 64,190.19, 96,205.09 and 30,901.35

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Solution

The fourth proportional to 64,190.19, 96,205.09 and 30,901.35 is: 46,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,190.19 : 96,205.09 = 30,901.35 : x
  2. Step 2: Convert to fraction form
    64,190.19/96,205.09 = 30,901.35/x
  3. Step 3: Cross multiply
    64,190.19x = 96,205.09 × 30,901.35
  4. Step 4: Simplify right side
    64,190.19x = 2,972,867,157.87
  5. Step 5: Solve for x
    x = 2,972,867,157.87/64,190.19
  6. Step 6: Final answer
    x = 46,313.42

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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.