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Finding the Fourth Proportional to 69,644.26, 96,109.77 and 37,813.42

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Solution

The fourth proportional to 69,644.26, 96,109.77 and 37,813.42 is: 52,182.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,644.26 : 96,109.77 = 37,813.42 : x
  2. Step 2: Convert to fraction form
    69,644.26/96,109.77 = 37,813.42/x
  3. Step 3: Cross multiply
    69,644.26x = 96,109.77 × 37,813.42
  4. Step 4: Simplify right side
    69,644.26x = 3,634,239,099.11
  5. Step 5: Solve for x
    x = 3,634,239,099.11/69,644.26
  6. Step 6: Final answer
    x = 52,182.89

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1.5x scale

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.