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Finding the Fourth Proportional to 254,590.92, 351,346.59 and 141,413.67

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Solution

The fourth proportional to 254,590.92, 351,346.59 and 141,413.67 is: 195,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,590.92 : 351,346.59 = 141,413.67 : x
  2. Step 2: Convert to fraction form
    254,590.92/351,346.59 = 141,413.67/x
  3. Step 3: Cross multiply
    254,590.92x = 351,346.59 × 141,413.67
  4. Step 4: Simplify right side
    254,590.92x = 49,685,210,733.89
  5. Step 5: Solve for x
    x = 49,685,210,733.89/254,590.92
  6. Step 6: Final answer
    x = 195,157.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.