Home / 180,189.22-248,601.70-115,694.59

Finding the Fourth Proportional to 180,189.22, 248,601.70 and 115,694.59

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Solution

The fourth proportional to 180,189.22, 248,601.70 and 115,694.59 is: 159,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,189.22 : 248,601.70 = 115,694.59 : x
  2. Step 2: Convert to fraction form
    180,189.22/248,601.70 = 115,694.59/x
  3. Step 3: Cross multiply
    180,189.22x = 248,601.70 × 115,694.59
  4. Step 4: Simplify right side
    180,189.22x = 28,761,871,754.80
  5. Step 5: Solve for x
    x = 28,761,871,754.80/180,189.22
  6. Step 6: Final answer
    x = 159,620.38

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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.