Home / 126,409.44-189,540.81-59,849.01

Finding the Fourth Proportional to 126,409.44, 189,540.81 and 59,849.01

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Solution

The fourth proportional to 126,409.44, 189,540.81 and 59,849.01 is: 89,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,409.44 : 189,540.81 = 59,849.01 : x
  2. Step 2: Convert to fraction form
    126,409.44/189,540.81 = 59,849.01/x
  3. Step 3: Cross multiply
    126,409.44x = 189,540.81 × 59,849.01
  4. Step 4: Simplify right side
    126,409.44x = 11,343,829,833.10
  5. Step 5: Solve for x
    x = 11,343,829,833.10/126,409.44
  6. Step 6: Final answer
    x = 89,738.79

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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.