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Finding the Fourth Proportional to 180,324.86, 248,866.85 and 103,846.85

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Solution

The fourth proportional to 180,324.86, 248,866.85 and 103,846.85 is: 143,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,324.86 : 248,866.85 = 103,846.85 : x
  2. Step 2: Convert to fraction form
    180,324.86/248,866.85 = 103,846.85/x
  3. Step 3: Cross multiply
    180,324.86x = 248,866.85 × 103,846.85
  4. Step 4: Simplify right side
    180,324.86x = 25,844,036,678.35
  5. Step 5: Solve for x
    x = 25,844,036,678.35/180,324.86
  6. Step 6: Final answer
    x = 143,319.33

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1.5x scale

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.