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Finding the Fourth Proportional to 176,219.19, 243,175.98 and 95,644.98

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Solution

The fourth proportional to 176,219.19, 243,175.98 and 95,644.98 is: 131,986.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,219.19 : 243,175.98 = 95,644.98 : x
  2. Step 2: Convert to fraction form
    176,219.19/243,175.98 = 95,644.98/x
  3. Step 3: Cross multiply
    176,219.19x = 243,175.98 × 95,644.98
  4. Step 4: Simplify right side
    176,219.19x = 23,258,561,743.58
  5. Step 5: Solve for x
    x = 23,258,561,743.58/176,219.19
  6. Step 6: Final answer
    x = 131,986.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.