Home / 102,223.67-153,336.19-35,663.54

Finding the Fourth Proportional to 102,223.67, 153,336.19 and 35,663.54

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Solution

The fourth proportional to 102,223.67, 153,336.19 and 35,663.54 is: 53,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,223.67 : 153,336.19 = 35,663.54 : x
  2. Step 2: Convert to fraction form
    102,223.67/153,336.19 = 35,663.54/x
  3. Step 3: Cross multiply
    102,223.67x = 153,336.19 × 35,663.54
  4. Step 4: Simplify right side
    102,223.67x = 5,468,511,419.06
  5. Step 5: Solve for x
    x = 5,468,511,419.06/102,223.67
  6. Step 6: Final answer
    x = 53,495.55

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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.