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Finding the Fourth Proportional to 271,875.98, 407,814.24 and 103,356.74

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Solution

The fourth proportional to 271,875.98, 407,814.24 and 103,356.74 is: 155,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,875.98 : 407,814.24 = 103,356.74 : x
  2. Step 2: Convert to fraction form
    271,875.98/407,814.24 = 103,356.74/x
  3. Step 3: Cross multiply
    271,875.98x = 407,814.24 × 103,356.74
  4. Step 4: Simplify right side
    271,875.98x = 42,150,350,371.98
  5. Step 5: Solve for x
    x = 42,150,350,371.98/271,875.98
  6. Step 6: Final answer
    x = 155,035.21

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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.