Home / 126,163.66-189,256.42-46,223.34

Finding the Fourth Proportional to 126,163.66, 189,256.42 and 46,223.34

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Solution

The fourth proportional to 126,163.66, 189,256.42 and 46,223.34 is: 69,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,163.66 : 189,256.42 = 46,223.34 : x
  2. Step 2: Convert to fraction form
    126,163.66/189,256.42 = 46,223.34/x
  3. Step 3: Cross multiply
    126,163.66x = 189,256.42 × 46,223.34
  4. Step 4: Simplify right side
    126,163.66x = 8,748,063,848.84
  5. Step 5: Solve for x
    x = 8,748,063,848.84/126,163.66
  6. Step 6: Final answer
    x = 69,339.01

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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.