Home / 126,407.94-189,538.56-59,847.51

Finding the Fourth Proportional to 126,407.94, 189,538.56 and 59,847.51

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Solution

The fourth proportional to 126,407.94, 189,538.56 and 59,847.51 is: 89,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,407.94 : 189,538.56 = 59,847.51 : x
  2. Step 2: Convert to fraction form
    126,407.94/189,538.56 = 59,847.51/x
  3. Step 3: Cross multiply
    126,407.94x = 189,538.56 × 59,847.51
  4. Step 4: Simplify right side
    126,407.94x = 11,343,410,864.99
  5. Step 5: Solve for x
    x = 11,343,410,864.99/126,407.94
  6. Step 6: Final answer
    x = 89,736.54

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1.5x scale

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.