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Finding the Fourth Proportional to 114,393.06, 171,589.73 and 31,287.06

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Solution

The fourth proportional to 114,393.06, 171,589.73 and 31,287.06 is: 46,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,393.06 : 171,589.73 = 31,287.06 : x
  2. Step 2: Convert to fraction form
    114,393.06/171,589.73 = 31,287.06/x
  3. Step 3: Cross multiply
    114,393.06x = 171,589.73 × 31,287.06
  4. Step 4: Simplify right side
    114,393.06x = 5,368,538,021.46
  5. Step 5: Solve for x
    x = 5,368,538,021.46/114,393.06
  6. Step 6: Final answer
    x = 46,930.63

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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.