Home / 66,052.22-99,089.33-21,667.05

Finding the Fourth Proportional to 66,052.22, 99,089.33 and 21,667.05

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Solution

The fourth proportional to 66,052.22, 99,089.33 and 21,667.05 is: 32,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,052.22 : 99,089.33 = 21,667.05 : x
  2. Step 2: Convert to fraction form
    66,052.22/99,089.33 = 21,667.05/x
  3. Step 3: Cross multiply
    66,052.22x = 99,089.33 × 21,667.05
  4. Step 4: Simplify right side
    66,052.22x = 2,146,973,359.24
  5. Step 5: Solve for x
    x = 2,146,973,359.24/66,052.22
  6. Step 6: Final answer
    x = 32,504.18

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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.