Home / 66,626.84-99,895.80-27,173.36

Finding the Fourth Proportional to 66,626.84, 99,895.80 and 27,173.36

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Solution

The fourth proportional to 66,626.84, 99,895.80 and 27,173.36 is: 40,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,626.84 : 99,895.80 = 27,173.36 : x
  2. Step 2: Convert to fraction form
    66,626.84/99,895.80 = 27,173.36/x
  3. Step 3: Cross multiply
    66,626.84x = 99,895.80 × 27,173.36
  4. Step 4: Simplify right side
    66,626.84x = 2,714,504,535.89
  5. Step 5: Solve for x
    x = 2,714,504,535.89/66,626.84
  6. Step 6: Final answer
    x = 40,741.91

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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.