Home / 271,376.46-406,986.93-91,442.25

Finding the Fourth Proportional to 271,376.46, 406,986.93 and 91,442.25

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Solution

The fourth proportional to 271,376.46, 406,986.93 and 91,442.25 is: 137,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,376.46 : 406,986.93 = 91,442.25 : x
  2. Step 2: Convert to fraction form
    271,376.46/406,986.93 = 91,442.25/x
  3. Step 3: Cross multiply
    271,376.46x = 406,986.93 × 91,442.25
  4. Step 4: Simplify right side
    271,376.46x = 37,215,800,599.79
  5. Step 5: Solve for x
    x = 37,215,800,599.79/271,376.46
  6. Step 6: Final answer
    x = 137,137.17

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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.