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Finding the Fourth Proportional to 247,895.15, 341,978.63 and 179,762.67

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Solution

The fourth proportional to 247,895.15, 341,978.63 and 179,762.67 is: 247,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,895.15 : 341,978.63 = 179,762.67 : x
  2. Step 2: Convert to fraction form
    247,895.15/341,978.63 = 179,762.67/x
  3. Step 3: Cross multiply
    247,895.15x = 341,978.63 × 179,762.67
  4. Step 4: Simplify right side
    247,895.15x = 61,474,990,712.93
  5. Step 5: Solve for x
    x = 61,474,990,712.93/247,895.15
  6. Step 6: Final answer
    x = 247,987.88

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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.