Home / 55,318.05-82,902.94-51,775.11

Finding the Fourth Proportional to 55,318.05, 82,902.94 and 51,775.11

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Solution

The fourth proportional to 55,318.05, 82,902.94 and 51,775.11 is: 77,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,318.05 : 82,902.94 = 51,775.11 : x
  2. Step 2: Convert to fraction form
    55,318.05/82,902.94 = 51,775.11/x
  3. Step 3: Cross multiply
    55,318.05x = 82,902.94 × 51,775.11
  4. Step 4: Simplify right side
    55,318.05x = 4,292,308,708.39
  5. Step 5: Solve for x
    x = 4,292,308,708.39/55,318.05
  6. Step 6: Final answer
    x = 77,593.28

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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.