Home / 187,823.70-281,690.91-75,504.24

Finding the Fourth Proportional to 187,823.70, 281,690.91 and 75,504.24

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Solution

The fourth proportional to 187,823.70, 281,690.91 and 75,504.24 is: 113,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,823.70 : 281,690.91 = 75,504.24 : x
  2. Step 2: Convert to fraction form
    187,823.70/281,690.91 = 75,504.24/x
  3. Step 3: Cross multiply
    187,823.70x = 281,690.91 × 75,504.24
  4. Step 4: Simplify right side
    187,823.70x = 21,268,858,074.46
  5. Step 5: Solve for x
    x = 21,268,858,074.46/187,823.70
  6. Step 6: Final answer
    x = 113,238.41

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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.