Home / 45,760.56-68,529.06-28,206.24

Finding the Fourth Proportional to 45,760.56, 68,529.06 and 28,206.24

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Solution

The fourth proportional to 45,760.56, 68,529.06 and 28,206.24 is: 42,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,760.56 : 68,529.06 = 28,206.24 : x
  2. Step 2: Convert to fraction form
    45,760.56/68,529.06 = 28,206.24/x
  3. Step 3: Cross multiply
    45,760.56x = 68,529.06 × 28,206.24
  4. Step 4: Simplify right side
    45,760.56x = 1,932,947,113.33
  5. Step 5: Solve for x
    x = 1,932,947,113.33/45,760.56
  6. Step 6: Final answer
    x = 42,240.46

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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.