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Finding the Fourth Proportional to 350.51, 525.72 and 134.06

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Solution

The fourth proportional to 350.51, 525.72 and 134.06 is: 201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.51 : 525.72 = 134.06 : x
  2. Step 2: Convert to fraction form
    350.51/525.72 = 134.06/x
  3. Step 3: Cross multiply
    350.51x = 525.72 × 134.06
  4. Step 4: Simplify right side
    350.51x = 70,479.34
  5. Step 5: Solve for x
    x = 70,479.34/350.51
  6. Step 6: Final answer
    x = 201.08

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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.