Home / 51,485.20-77,098.20-33,859.60

Finding the Fourth Proportional to 51,485.20, 77,098.20 and 33,859.60

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Solution

The fourth proportional to 51,485.20, 77,098.20 and 33,859.60 is: 50,704.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,485.20 : 77,098.20 = 33,859.60 : x
  2. Step 2: Convert to fraction form
    51,485.20/77,098.20 = 33,859.60/x
  3. Step 3: Cross multiply
    51,485.20x = 77,098.20 × 33,859.60
  4. Step 4: Simplify right side
    51,485.20x = 2,610,514,212.72
  5. Step 5: Solve for x
    x = 2,610,514,212.72/51,485.20
  6. Step 6: Final answer
    x = 50,704.17

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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.