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Finding the Fourth Proportional to 237,413.56, 356,173.64 and 79,637.96

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Solution

The fourth proportional to 237,413.56, 356,173.64 and 79,637.96 is: 119,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,413.56 : 356,173.64 = 79,637.96 : x
  2. Step 2: Convert to fraction form
    237,413.56/356,173.64 = 79,637.96/x
  3. Step 3: Cross multiply
    237,413.56x = 356,173.64 × 79,637.96
  4. Step 4: Simplify right side
    237,413.56x = 28,364,942,095.37
  5. Step 5: Solve for x
    x = 28,364,942,095.37/237,413.56
  6. Step 6: Final answer
    x = 119,474.82

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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.