Home / 271,928.85-407,019.84-145,252.34

Finding the Fourth Proportional to 271,928.85, 407,019.84 and 145,252.34

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Solution

The fourth proportional to 271,928.85, 407,019.84 and 145,252.34 is: 217,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,928.85 : 407,019.84 = 145,252.34 : x
  2. Step 2: Convert to fraction form
    271,928.85/407,019.84 = 145,252.34/x
  3. Step 3: Cross multiply
    271,928.85x = 407,019.84 × 145,252.34
  4. Step 4: Simplify right side
    271,928.85x = 59,120,583,132.95
  5. Step 5: Solve for x
    x = 59,120,583,132.95/271,928.85
  6. Step 6: Final answer
    x = 217,411.96

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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.