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Finding the Fourth Proportional to 114,610.99, 171,897.62 and 30,376.39

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Solution

The fourth proportional to 114,610.99, 171,897.62 and 30,376.39 is: 45,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,610.99 : 171,897.62 = 30,376.39 : x
  2. Step 2: Convert to fraction form
    114,610.99/171,897.62 = 30,376.39/x
  3. Step 3: Cross multiply
    114,610.99x = 171,897.62 × 30,376.39
  4. Step 4: Simplify right side
    114,610.99x = 5,221,629,145.19
  5. Step 5: Solve for x
    x = 5,221,629,145.19/114,610.99
  6. Step 6: Final answer
    x = 45,559.59

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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.