Home / 45,931.56-63,355.46-33,163.72

Finding the Fourth Proportional to 45,931.56, 63,355.46 and 33,163.72

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Solution

The fourth proportional to 45,931.56, 63,355.46 and 33,163.72 is: 45,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.56 : 63,355.46 = 33,163.72 : x
  2. Step 2: Convert to fraction form
    45,931.56/63,355.46 = 33,163.72/x
  3. Step 3: Cross multiply
    45,931.56x = 63,355.46 × 33,163.72
  4. Step 4: Simplify right side
    45,931.56x = 2,101,102,735.91
  5. Step 5: Solve for x
    x = 2,101,102,735.91/45,931.56
  6. Step 6: Final answer
    x = 45,744.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.