Home / 182,979.78-274,548.17-70,738.82

Finding the Fourth Proportional to 182,979.78, 274,548.17 and 70,738.82

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Solution

The fourth proportional to 182,979.78, 274,548.17 and 70,738.82 is: 106,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,979.78 : 274,548.17 = 70,738.82 : x
  2. Step 2: Convert to fraction form
    182,979.78/274,548.17 = 70,738.82/x
  3. Step 3: Cross multiply
    182,979.78x = 274,548.17 × 70,738.82
  4. Step 4: Simplify right side
    182,979.78x = 19,421,211,852.52
  5. Step 5: Solve for x
    x = 19,421,211,852.52/182,979.78
  6. Step 6: Final answer
    x = 106,138.57

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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.