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Finding the Fourth Proportional to 82,706.06, 124,059.09 and 35,958.94

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Solution

The fourth proportional to 82,706.06, 124,059.09 and 35,958.94 is: 53,938.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,706.06 : 124,059.09 = 35,958.94 : x
  2. Step 2: Convert to fraction form
    82,706.06/124,059.09 = 35,958.94/x
  3. Step 3: Cross multiply
    82,706.06x = 124,059.09 × 35,958.94
  4. Step 4: Simplify right side
    82,706.06x = 4,461,033,198.46
  5. Step 5: Solve for x
    x = 4,461,033,198.46/82,706.06
  6. Step 6: Final answer
    x = 53,938.41

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1.5x scale

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.