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Finding the Fourth Proportional to 118,267.29, 177,412.41 and 43,369.38

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Solution

The fourth proportional to 118,267.29, 177,412.41 and 43,369.38 is: 65,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,267.29 : 177,412.41 = 43,369.38 : x
  2. Step 2: Convert to fraction form
    118,267.29/177,412.41 = 43,369.38/x
  3. Step 3: Cross multiply
    118,267.29x = 177,412.41 × 43,369.38
  4. Step 4: Simplify right side
    118,267.29x = 7,694,266,226.01
  5. Step 5: Solve for x
    x = 7,694,266,226.01/118,267.29
  6. Step 6: Final answer
    x = 65,058.28

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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.