Home / 221,740.20-332,227.58-103,168.35

Finding the Fourth Proportional to 221,740.20, 332,227.58 and 103,168.35

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Solution

The fourth proportional to 221,740.20, 332,227.58 and 103,168.35 is: 154,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,740.20 : 332,227.58 = 103,168.35 : x
  2. Step 2: Convert to fraction form
    221,740.20/332,227.58 = 103,168.35/x
  3. Step 3: Cross multiply
    221,740.20x = 332,227.58 × 103,168.35
  4. Step 4: Simplify right side
    221,740.20x = 34,275,370,737.25
  5. Step 5: Solve for x
    x = 34,275,370,737.25/221,740.20
  6. Step 6: Final answer
    x = 154,574.46

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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.