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Finding the Fourth Proportional to 229,634.84, 344,413.40 and 69,672.20

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Solution

The fourth proportional to 229,634.84, 344,413.40 and 69,672.20 is: 104,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,634.84 : 344,413.40 = 69,672.20 : x
  2. Step 2: Convert to fraction form
    229,634.84/344,413.40 = 69,672.20/x
  3. Step 3: Cross multiply
    229,634.84x = 344,413.40 × 69,672.20
  4. Step 4: Simplify right side
    229,634.84x = 23,996,039,851.36
  5. Step 5: Solve for x
    x = 23,996,039,851.36/229,634.84
  6. Step 6: Final answer
    x = 104,496.51

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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.