Home / 133,266.96-183,890.70-85,584.90

Finding the Fourth Proportional to 133,266.96, 183,890.70 and 85,584.90

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Solution

The fourth proportional to 133,266.96, 183,890.70 and 85,584.90 is: 118,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,266.96 : 183,890.70 = 85,584.90 : x
  2. Step 2: Convert to fraction form
    133,266.96/183,890.70 = 85,584.90/x
  3. Step 3: Cross multiply
    133,266.96x = 183,890.70 × 85,584.90
  4. Step 4: Simplify right side
    133,266.96x = 15,738,267,170.43
  5. Step 5: Solve for x
    x = 15,738,267,170.43/133,266.96
  6. Step 6: Final answer
    x = 118,095.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.