Home / 126,023.30-189,040.22-58,618.57

Finding the Fourth Proportional to 126,023.30, 189,040.22 and 58,618.57

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Solution

The fourth proportional to 126,023.30, 189,040.22 and 58,618.57 is: 87,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,023.30 : 189,040.22 = 58,618.57 : x
  2. Step 2: Convert to fraction form
    126,023.30/189,040.22 = 58,618.57/x
  3. Step 3: Cross multiply
    126,023.30x = 189,040.22 × 58,618.57
  4. Step 4: Simplify right side
    126,023.30x = 11,081,267,368.89
  5. Step 5: Solve for x
    x = 11,081,267,368.89/126,023.30
  6. Step 6: Final answer
    x = 87,930.31

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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.