Home / 187,515.35-258,771.87-101,474.33

Finding the Fourth Proportional to 187,515.35, 258,771.87 and 101,474.33

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Solution

The fourth proportional to 187,515.35, 258,771.87 and 101,474.33 is: 140,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,515.35 : 258,771.87 = 101,474.33 : x
  2. Step 2: Convert to fraction form
    187,515.35/258,771.87 = 101,474.33/x
  3. Step 3: Cross multiply
    187,515.35x = 258,771.87 × 101,474.33
  4. Step 4: Simplify right side
    187,515.35x = 26,258,702,131.10
  5. Step 5: Solve for x
    x = 26,258,702,131.10/187,515.35
  6. Step 6: Final answer
    x = 140,034.95

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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.