Home / 126,005.76-189,025.56-41,738.22

Finding the Fourth Proportional to 126,005.76, 189,025.56 and 41,738.22

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Solution

The fourth proportional to 126,005.76, 189,025.56 and 41,738.22 is: 62,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,005.76 : 189,025.56 = 41,738.22 : x
  2. Step 2: Convert to fraction form
    126,005.76/189,025.56 = 41,738.22/x
  3. Step 3: Cross multiply
    126,005.76x = 189,025.56 × 41,738.22
  4. Step 4: Simplify right side
    126,005.76x = 7,889,590,408.90
  5. Step 5: Solve for x
    x = 7,889,590,408.90/126,005.76
  6. Step 6: Final answer
    x = 62,612.93

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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.