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Finding the Fourth Proportional to 233.42, 348.47 and 192.92

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Solution

The fourth proportional to 233.42, 348.47 and 192.92 is: 288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.42 : 348.47 = 192.92 : x
  2. Step 2: Convert to fraction form
    233.42/348.47 = 192.92/x
  3. Step 3: Cross multiply
    233.42x = 348.47 × 192.92
  4. Step 4: Simplify right side
    233.42x = 67,226.83
  5. Step 5: Solve for x
    x = 67,226.83/233.42
  6. Step 6: Final answer
    x = 288.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.