Home / 126,028.95-189,080.34-37,284.84

Finding the Fourth Proportional to 126,028.95, 189,080.34 and 37,284.84

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Solution

The fourth proportional to 126,028.95, 189,080.34 and 37,284.84 is: 55,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,028.95 : 189,080.34 = 37,284.84 : x
  2. Step 2: Convert to fraction form
    126,028.95/189,080.34 = 37,284.84/x
  3. Step 3: Cross multiply
    126,028.95x = 189,080.34 × 37,284.84
  4. Step 4: Simplify right side
    126,028.95x = 7,049,830,224.05
  5. Step 5: Solve for x
    x = 7,049,830,224.05/126,028.95
  6. Step 6: Final answer
    x = 55,938.18

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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.