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Finding the Fourth Proportional to 226,782.60, 340,028.10 and 93,715.80

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Solution

The fourth proportional to 226,782.60, 340,028.10 and 93,715.80 is: 140,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,782.60 : 340,028.10 = 93,715.80 : x
  2. Step 2: Convert to fraction form
    226,782.60/340,028.10 = 93,715.80/x
  3. Step 3: Cross multiply
    226,782.60x = 340,028.10 × 93,715.80
  4. Step 4: Simplify right side
    226,782.60x = 31,866,005,413.98
  5. Step 5: Solve for x
    x = 31,866,005,413.98/226,782.60
  6. Step 6: Final answer
    x = 140,513.45

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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.