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Finding the Fourth Proportional to 350.95, 525.97 and 156.01

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Solution

The fourth proportional to 350.95, 525.97 and 156.01 is: 233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.95 : 525.97 = 156.01 : x
  2. Step 2: Convert to fraction form
    350.95/525.97 = 156.01/x
  3. Step 3: Cross multiply
    350.95x = 525.97 × 156.01
  4. Step 4: Simplify right side
    350.95x = 82,055.46
  5. Step 5: Solve for x
    x = 82,055.46/350.95
  6. Step 6: Final answer
    x = 233.81

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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.