Home / 163,249.82-225,267.44-91,637.72

Finding the Fourth Proportional to 163,249.82, 225,267.44 and 91,637.72

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Solution

The fourth proportional to 163,249.82, 225,267.44 and 91,637.72 is: 126,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,249.82 : 225,267.44 = 91,637.72 : x
  2. Step 2: Convert to fraction form
    163,249.82/225,267.44 = 91,637.72/x
  3. Step 3: Cross multiply
    163,249.82x = 225,267.44 × 91,637.72
  4. Step 4: Simplify right side
    163,249.82x = 20,642,994,591.84
  5. Step 5: Solve for x
    x = 20,642,994,591.84/163,249.82
  6. Step 6: Final answer
    x = 126,450.34

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1.5x scale

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.