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Finding the Fourth Proportional to 67,676.44, 101,535.42 and 30,267.98

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Solution

The fourth proportional to 67,676.44, 101,535.42 and 30,267.98 is: 45,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,676.44 : 101,535.42 = 30,267.98 : x
  2. Step 2: Convert to fraction form
    67,676.44/101,535.42 = 30,267.98/x
  3. Step 3: Cross multiply
    67,676.44x = 101,535.42 × 30,267.98
  4. Step 4: Simplify right side
    67,676.44x = 3,073,271,554.17
  5. Step 5: Solve for x
    x = 3,073,271,554.17/67,676.44
  6. Step 6: Final answer
    x = 45,411.25

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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.