Home / 271,287.03-406,981.57-109,193.47

Finding the Fourth Proportional to 271,287.03, 406,981.57 and 109,193.47

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Solution

The fourth proportional to 271,287.03, 406,981.57 and 109,193.47 is: 163,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,287.03 : 406,981.57 = 109,193.47 : x
  2. Step 2: Convert to fraction form
    271,287.03/406,981.57 = 109,193.47/x
  3. Step 3: Cross multiply
    271,287.03x = 406,981.57 × 109,193.47
  4. Step 4: Simplify right side
    271,287.03x = 44,439,729,854.35
  5. Step 5: Solve for x
    x = 44,439,729,854.35/271,287.03
  6. Step 6: Final answer
    x = 163,810.74

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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.