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Finding the Fourth Proportional to 71,165.33, 106,760.99 and 23,775.93

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Solution

The fourth proportional to 71,165.33, 106,760.99 and 23,775.93 is: 35,668.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,165.33 : 106,760.99 = 23,775.93 : x
  2. Step 2: Convert to fraction form
    71,165.33/106,760.99 = 23,775.93/x
  3. Step 3: Cross multiply
    71,165.33x = 106,760.99 × 23,775.93
  4. Step 4: Simplify right side
    71,165.33x = 2,538,341,750.67
  5. Step 5: Solve for x
    x = 2,538,341,750.67/71,165.33
  6. Step 6: Final answer
    x = 35,668.23

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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.