Home / 221,637.82-332,485.50-101,665.84

Finding the Fourth Proportional to 221,637.82, 332,485.50 and 101,665.84

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Solution

The fourth proportional to 221,637.82, 332,485.50 and 101,665.84 is: 152,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,637.82 : 332,485.50 = 101,665.84 : x
  2. Step 2: Convert to fraction form
    221,637.82/332,485.50 = 101,665.84/x
  3. Step 3: Cross multiply
    221,637.82x = 332,485.50 × 101,665.84
  4. Step 4: Simplify right side
    221,637.82x = 33,802,417,645.32
  5. Step 5: Solve for x
    x = 33,802,417,645.32/221,637.82
  6. Step 6: Final answer
    x = 152,511.96

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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.