Home / 135,556.36-203,390.37-59,615.89

Finding the Fourth Proportional to 135,556.36, 203,390.37 and 59,615.89

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Solution

The fourth proportional to 135,556.36, 203,390.37 and 59,615.89 is: 89,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,556.36 : 203,390.37 = 59,615.89 : x
  2. Step 2: Convert to fraction form
    135,556.36/203,390.37 = 59,615.89/x
  3. Step 3: Cross multiply
    135,556.36x = 203,390.37 × 59,615.89
  4. Step 4: Simplify right side
    135,556.36x = 12,125,297,924.98
  5. Step 5: Solve for x
    x = 12,125,297,924.98/135,556.36
  6. Step 6: Final answer
    x = 89,448.39

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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.