Home / 66,249.06-99,328.64-33,711.32

Finding the Fourth Proportional to 66,249.06, 99,328.64 and 33,711.32

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Solution

The fourth proportional to 66,249.06, 99,328.64 and 33,711.32 is: 50,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,249.06 : 99,328.64 = 33,711.32 : x
  2. Step 2: Convert to fraction form
    66,249.06/99,328.64 = 33,711.32/x
  3. Step 3: Cross multiply
    66,249.06x = 99,328.64 × 33,711.32
  4. Step 4: Simplify right side
    66,249.06x = 3,348,498,903.01
  5. Step 5: Solve for x
    x = 3,348,498,903.01/66,249.06
  6. Step 6: Final answer
    x = 50,544.10

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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.