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Finding the Fourth Proportional to 114,299.54, 171,460.60 and 39,409.84

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Solution

The fourth proportional to 114,299.54, 171,460.60 and 39,409.84 is: 59,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,299.54 : 171,460.60 = 39,409.84 : x
  2. Step 2: Convert to fraction form
    114,299.54/171,460.60 = 39,409.84/x
  3. Step 3: Cross multiply
    114,299.54x = 171,460.60 × 39,409.84
  4. Step 4: Simplify right side
    114,299.54x = 6,757,234,812.30
  5. Step 5: Solve for x
    x = 6,757,234,812.30/114,299.54
  6. Step 6: Final answer
    x = 59,118.65

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1.5x scale

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.