Home / 51,550.60-76,708.37-51,375.64

Finding the Fourth Proportional to 51,550.60, 76,708.37 and 51,375.64

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Solution

The fourth proportional to 51,550.60, 76,708.37 and 51,375.64 is: 76,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,550.60 : 76,708.37 = 51,375.64 : x
  2. Step 2: Convert to fraction form
    51,550.60/76,708.37 = 51,375.64/x
  3. Step 3: Cross multiply
    51,550.60x = 76,708.37 × 51,375.64
  4. Step 4: Simplify right side
    51,550.60x = 3,940,941,602.11
  5. Step 5: Solve for x
    x = 3,940,941,602.11/51,550.60
  6. Step 6: Final answer
    x = 76,448.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.