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Finding the Fourth Proportional to 271,778.22, 375,041.40 and 150,927.21

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Solution

The fourth proportional to 271,778.22, 375,041.40 and 150,927.21 is: 208,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,778.22 : 375,041.40 = 150,927.21 : x
  2. Step 2: Convert to fraction form
    271,778.22/375,041.40 = 150,927.21/x
  3. Step 3: Cross multiply
    271,778.22x = 375,041.40 × 150,927.21
  4. Step 4: Simplify right side
    271,778.22x = 56,603,952,136.49
  5. Step 5: Solve for x
    x = 56,603,952,136.49/271,778.22
  6. Step 6: Final answer
    x = 208,272.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.