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Finding the Fourth Proportional to 179,864.70, 248,230.95 and 104,408.70

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Solution

The fourth proportional to 179,864.70, 248,230.95 and 104,408.70 is: 144,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,864.70 : 248,230.95 = 104,408.70 : x
  2. Step 2: Convert to fraction form
    179,864.70/248,230.95 = 104,408.70/x
  3. Step 3: Cross multiply
    179,864.70x = 248,230.95 × 104,408.70
  4. Step 4: Simplify right side
    179,864.70x = 25,917,470,789.27
  5. Step 5: Solve for x
    x = 25,917,470,789.27/179,864.70
  6. Step 6: Final answer
    x = 144,094.26

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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.