Home / 66,243.06-99,319.64-33,705.32

Finding the Fourth Proportional to 66,243.06, 99,319.64 and 33,705.32

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Solution

The fourth proportional to 66,243.06, 99,319.64 and 33,705.32 is: 50,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,243.06 : 99,319.64 = 33,705.32 : x
  2. Step 2: Convert to fraction form
    66,243.06/99,319.64 = 33,705.32/x
  3. Step 3: Cross multiply
    66,243.06x = 99,319.64 × 33,705.32
  4. Step 4: Simplify right side
    66,243.06x = 3,347,599,583.36
  5. Step 5: Solve for x
    x = 3,347,599,583.36/66,243.06
  6. Step 6: Final answer
    x = 50,535.10

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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.