Home / 102,556.81-153,853.27-35,072.98

Finding the Fourth Proportional to 102,556.81, 153,853.27 and 35,072.98

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Solution

The fourth proportional to 102,556.81, 153,853.27 and 35,072.98 is: 52,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,556.81 : 153,853.27 = 35,072.98 : x
  2. Step 2: Convert to fraction form
    102,556.81/153,853.27 = 35,072.98/x
  3. Step 3: Cross multiply
    102,556.81x = 153,853.27 × 35,072.98
  4. Step 4: Simplify right side
    102,556.81x = 5,396,092,189.33
  5. Step 5: Solve for x
    x = 5,396,092,189.33/102,556.81
  6. Step 6: Final answer
    x = 52,615.64

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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.