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Finding the Fourth Proportional to 292.04, 437.70 and 109.34

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Solution

The fourth proportional to 292.04, 437.70 and 109.34 is: 163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.04 : 437.70 = 109.34 : x
  2. Step 2: Convert to fraction form
    292.04/437.70 = 109.34/x
  3. Step 3: Cross multiply
    292.04x = 437.70 × 109.34
  4. Step 4: Simplify right side
    292.04x = 47,858.12
  5. Step 5: Solve for x
    x = 47,858.12/292.04
  6. Step 6: Final answer
    x = 163.88

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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.