Home / 187,608.35-258,896.95-102,725.41

Finding the Fourth Proportional to 187,608.35, 258,896.95 and 102,725.41

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Solution

The fourth proportional to 187,608.35, 258,896.95 and 102,725.41 is: 141,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,608.35 : 258,896.95 = 102,725.41 : x
  2. Step 2: Convert to fraction form
    187,608.35/258,896.95 = 102,725.41/x
  3. Step 3: Cross multiply
    187,608.35x = 258,896.95 × 102,725.41
  4. Step 4: Simplify right side
    187,608.35x = 26,595,295,336.50
  5. Step 5: Solve for x
    x = 26,595,295,336.50/187,608.35
  6. Step 6: Final answer
    x = 141,759.66

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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.