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Finding the Fourth Proportional to 295.51, 407.82 and 164.52

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Solution

The fourth proportional to 295.51, 407.82 and 164.52 is: 227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.51 : 407.82 = 164.52 : x
  2. Step 2: Convert to fraction form
    295.51/407.82 = 164.52/x
  3. Step 3: Cross multiply
    295.51x = 407.82 × 164.52
  4. Step 4: Simplify right side
    295.51x = 67,094.55
  5. Step 5: Solve for x
    x = 67,094.55/295.51
  6. Step 6: Final answer
    x = 227.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.