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Finding the Fourth Proportional to 172,914.94, 259,350.54 and 46,565.27

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Solution

The fourth proportional to 172,914.94, 259,350.54 and 46,565.27 is: 69,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,914.94 : 259,350.54 = 46,565.27 : x
  2. Step 2: Convert to fraction form
    172,914.94/259,350.54 = 46,565.27/x
  3. Step 3: Cross multiply
    172,914.94x = 259,350.54 × 46,565.27
  4. Step 4: Simplify right side
    172,914.94x = 12,076,727,919.75
  5. Step 5: Solve for x
    x = 12,076,727,919.75/172,914.94
  6. Step 6: Final answer
    x = 69,842.02

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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.