Home / 45,935.20-68,749.20-32,111.20

Finding the Fourth Proportional to 45,935.20, 68,749.20 and 32,111.20

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Solution

The fourth proportional to 45,935.20, 68,749.20 and 32,111.20 is: 48,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,935.20 : 68,749.20 = 32,111.20 : x
  2. Step 2: Convert to fraction form
    45,935.20/68,749.20 = 32,111.20/x
  3. Step 3: Cross multiply
    45,935.20x = 68,749.20 × 32,111.20
  4. Step 4: Simplify right side
    45,935.20x = 2,207,619,311.04
  5. Step 5: Solve for x
    x = 2,207,619,311.04/45,935.20
  6. Step 6: Final answer
    x = 48,059.43

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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.