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Finding the Fourth Proportional to 295.95, 444.00 and 90.51

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Solution

The fourth proportional to 295.95, 444.00 and 90.51 is: 135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.95 : 444.00 = 90.51 : x
  2. Step 2: Convert to fraction form
    295.95/444.00 = 90.51/x
  3. Step 3: Cross multiply
    295.95x = 444.00 × 90.51
  4. Step 4: Simplify right side
    295.95x = 40,184.44
  5. Step 5: Solve for x
    x = 40,184.44/295.95
  6. Step 6: Final answer
    x = 135.78

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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.