Home / 63,183.08-94,742.94-21,048.36

Finding the Fourth Proportional to 63,183.08, 94,742.94 and 21,048.36

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Solution

The fourth proportional to 63,183.08, 94,742.94 and 21,048.36 is: 31,561.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,183.08 : 94,742.94 = 21,048.36 : x
  2. Step 2: Convert to fraction form
    63,183.08/94,742.94 = 21,048.36/x
  3. Step 3: Cross multiply
    63,183.08x = 94,742.94 × 21,048.36
  4. Step 4: Simplify right side
    63,183.08x = 1,994,183,508.58
  5. Step 5: Solve for x
    x = 1,994,183,508.58/63,183.08
  6. Step 6: Final answer
    x = 31,561.99

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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.