Home / 163,464.48-225,581.16-91,844.46

Finding the Fourth Proportional to 163,464.48, 225,581.16 and 91,844.46

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Solution

The fourth proportional to 163,464.48, 225,581.16 and 91,844.46 is: 126,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,464.48 : 225,581.16 = 91,844.46 : x
  2. Step 2: Convert to fraction form
    163,464.48/225,581.16 = 91,844.46/x
  3. Step 3: Cross multiply
    163,464.48x = 225,581.16 × 91,844.46
  4. Step 4: Simplify right side
    163,464.48x = 20,718,379,826.37
  5. Step 5: Solve for x
    x = 20,718,379,826.37/163,464.48
  6. Step 6: Final answer
    x = 126,745.45

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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.