Home / 77,475.56-116,214-33,079.46

Finding the Fourth Proportional to 77,475.56, 116,214 and 33,079.46

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Solution

The fourth proportional to 77,475.56, 116,214 and 33,079.46 is: 49,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,475.56 : 116,214 = 33,079.46 : x
  2. Step 2: Convert to fraction form
    77,475.56/116,214 = 33,079.46/x
  3. Step 3: Cross multiply
    77,475.56x = 116,214 × 33,079.46
  4. Step 4: Simplify right side
    77,475.56x = 3,844,296,364.44
  5. Step 5: Solve for x
    x = 3,844,296,364.44/77,475.56
  6. Step 6: Final answer
    x = 49,619.47

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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.