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Finding the Fourth Proportional to 271,825.61, 375,129.91 and 150,976.11

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Solution

The fourth proportional to 271,825.61, 375,129.91 and 150,976.11 is: 208,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,825.61 : 375,129.91 = 150,976.11 : x
  2. Step 2: Convert to fraction form
    271,825.61/375,129.91 = 150,976.11/x
  3. Step 3: Cross multiply
    271,825.61x = 375,129.91 × 150,976.11
  4. Step 4: Simplify right side
    271,825.61x = 56,635,652,303.36
  5. Step 5: Solve for x
    x = 56,635,652,303.36/271,825.61
  6. Step 6: Final answer
    x = 208,352.90

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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.