Home / 97,902.21-135,110.39-55,469.01

Finding the Fourth Proportional to 97,902.21, 135,110.39 and 55,469.01

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Solution

The fourth proportional to 97,902.21, 135,110.39 and 55,469.01 is: 76,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,902.21 : 135,110.39 = 55,469.01 : x
  2. Step 2: Convert to fraction form
    97,902.21/135,110.39 = 55,469.01/x
  3. Step 3: Cross multiply
    97,902.21x = 135,110.39 × 55,469.01
  4. Step 4: Simplify right side
    97,902.21x = 7,494,439,296.67
  5. Step 5: Solve for x
    x = 7,494,439,296.67/97,902.21
  6. Step 6: Final answer
    x = 76,550.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.