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Finding the Fourth Proportional to 250.04, 374.99 and 127.94

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Solution

The fourth proportional to 250.04, 374.99 and 127.94 is: 191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.04 : 374.99 = 127.94 : x
  2. Step 2: Convert to fraction form
    250.04/374.99 = 127.94/x
  3. Step 3: Cross multiply
    250.04x = 374.99 × 127.94
  4. Step 4: Simplify right side
    250.04x = 47,973.71
  5. Step 5: Solve for x
    x = 47,973.71/250.04
  6. Step 6: Final answer
    x = 191.86

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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.