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Finding the Fourth Proportional to 176.04, 262.98 and 130.14

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Solution

The fourth proportional to 176.04, 262.98 and 130.14 is: 194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.04 : 262.98 = 130.14 : x
  2. Step 2: Convert to fraction form
    176.04/262.98 = 130.14/x
  3. Step 3: Cross multiply
    176.04x = 262.98 × 130.14
  4. Step 4: Simplify right side
    176.04x = 34,224.22
  5. Step 5: Solve for x
    x = 34,224.22/176.04
  6. Step 6: Final answer
    x = 194.41

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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.