Home / 271,635.35-407,455.07-103,110.26

Finding the Fourth Proportional to 271,635.35, 407,455.07 and 103,110.26

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Solution

The fourth proportional to 271,635.35, 407,455.07 and 103,110.26 is: 154,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,635.35 : 407,455.07 = 103,110.26 : x
  2. Step 2: Convert to fraction form
    271,635.35/407,455.07 = 103,110.26/x
  3. Step 3: Cross multiply
    271,635.35x = 407,455.07 × 103,110.26
  4. Step 4: Simplify right side
    271,635.35x = 42,012,795,653.19
  5. Step 5: Solve for x
    x = 42,012,795,653.19/271,635.35
  6. Step 6: Final answer
    x = 154,666.16

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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.