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Finding the Fourth Proportional to 377,679.38, 566,616.27 and 111,429.14

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Solution

The fourth proportional to 377,679.38, 566,616.27 and 111,429.14 is: 167,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,679.38 : 566,616.27 = 111,429.14 : x
  2. Step 2: Convert to fraction form
    377,679.38/566,616.27 = 111,429.14/x
  3. Step 3: Cross multiply
    377,679.38x = 566,616.27 × 111,429.14
  4. Step 4: Simplify right side
    377,679.38x = 63,137,563,676.11
  5. Step 5: Solve for x
    x = 63,137,563,676.11/377,679.38
  6. Step 6: Final answer
    x = 167,172.39

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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.