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Finding the Fourth Proportional to 225,028.67, 337,636.20 and 98,603.60

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Solution

The fourth proportional to 225,028.67, 337,636.20 and 98,603.60 is: 147,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,028.67 : 337,636.20 = 98,603.60 : x
  2. Step 2: Convert to fraction form
    225,028.67/337,636.20 = 98,603.60/x
  3. Step 3: Cross multiply
    225,028.67x = 337,636.20 × 98,603.60
  4. Step 4: Simplify right side
    225,028.67x = 33,292,144,810.32
  5. Step 5: Solve for x
    x = 33,292,144,810.32/225,028.67
  6. Step 6: Final answer
    x = 147,946.24

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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.