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Finding the Fourth Proportional to 223,676.04, 334,995.66 and 134,735.16

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Solution

The fourth proportional to 223,676.04, 334,995.66 and 134,735.16 is: 201,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,676.04 : 334,995.66 = 134,735.16 : x
  2. Step 2: Convert to fraction form
    223,676.04/334,995.66 = 134,735.16/x
  3. Step 3: Cross multiply
    223,676.04x = 334,995.66 × 134,735.16
  4. Step 4: Simplify right side
    223,676.04x = 45,135,693,849.41
  5. Step 5: Solve for x
    x = 45,135,693,849.41/223,676.04
  6. Step 6: Final answer
    x = 201,790.47

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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.