Home / 164,399.45-226,871.22-88,947.95

Finding the Fourth Proportional to 164,399.45, 226,871.22 and 88,947.95

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Solution

The fourth proportional to 164,399.45, 226,871.22 and 88,947.95 is: 122,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,399.45 : 226,871.22 = 88,947.95 : x
  2. Step 2: Convert to fraction form
    164,399.45/226,871.22 = 88,947.95/x
  3. Step 3: Cross multiply
    164,399.45x = 226,871.22 × 88,947.95
  4. Step 4: Simplify right side
    164,399.45x = 20,179,728,798.64
  5. Step 5: Solve for x
    x = 20,179,728,798.64/164,399.45
  6. Step 6: Final answer
    x = 122,748.16

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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.