Home / 105,594.28-157,997.74-104,413.30

Finding the Fourth Proportional to 105,594.28, 157,997.74 and 104,413.30

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Solution

The fourth proportional to 105,594.28, 157,997.74 and 104,413.30 is: 156,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,594.28 : 157,997.74 = 104,413.30 : x
  2. Step 2: Convert to fraction form
    105,594.28/157,997.74 = 104,413.30/x
  3. Step 3: Cross multiply
    105,594.28x = 157,997.74 × 104,413.30
  4. Step 4: Simplify right side
    105,594.28x = 16,497,065,425.94
  5. Step 5: Solve for x
    x = 16,497,065,425.94/105,594.28
  6. Step 6: Final answer
    x = 156,230.67

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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.