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Finding the Fourth Proportional to 125,606.60, 188,413.02 and 36,850.76

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Solution

The fourth proportional to 125,606.60, 188,413.02 and 36,850.76 is: 55,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,606.60 : 188,413.02 = 36,850.76 : x
  2. Step 2: Convert to fraction form
    125,606.60/188,413.02 = 36,850.76/x
  3. Step 3: Cross multiply
    125,606.60x = 188,413.02 × 36,850.76
  4. Step 4: Simplify right side
    125,606.60x = 6,943,162,980.90
  5. Step 5: Solve for x
    x = 6,943,162,980.90/125,606.60
  6. Step 6: Final answer
    x = 55,277.06

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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.