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Finding the Fourth Proportional to 114,039.74, 171,059.70 and 30,933.74

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Solution

The fourth proportional to 114,039.74, 171,059.70 and 30,933.74 is: 46,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,039.74 : 171,059.70 = 30,933.74 : x
  2. Step 2: Convert to fraction form
    114,039.74/171,059.70 = 30,933.74/x
  3. Step 3: Cross multiply
    114,039.74x = 171,059.70 × 30,933.74
  4. Step 4: Simplify right side
    114,039.74x = 5,291,516,284.28
  5. Step 5: Solve for x
    x = 5,291,516,284.28/114,039.74
  6. Step 6: Final answer
    x = 46,400.63

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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.