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Finding the Fourth Proportional to 370.14, 555.05 and 110.04

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Solution

The fourth proportional to 370.14, 555.05 and 110.04 is: 165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.14 : 555.05 = 110.04 : x
  2. Step 2: Convert to fraction form
    370.14/555.05 = 110.04/x
  3. Step 3: Cross multiply
    370.14x = 555.05 × 110.04
  4. Step 4: Simplify right side
    370.14x = 61,077.98
  5. Step 5: Solve for x
    x = 61,077.98/370.14
  6. Step 6: Final answer
    x = 165.01

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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.