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Finding the Fourth Proportional to 104,867, 144,716.46 and 60,169.40

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Solution

The fourth proportional to 104,867, 144,716.46 and 60,169.40 is: 83,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,867 : 144,716.46 = 60,169.40 : x
  2. Step 2: Convert to fraction form
    104,867/144,716.46 = 60,169.40/x
  3. Step 3: Cross multiply
    104,867x = 144,716.46 × 60,169.40
  4. Step 4: Simplify right side
    104,867x = 8,707,502,568.32
  5. Step 5: Solve for x
    x = 8,707,502,568.32/104,867
  6. Step 6: Final answer
    x = 83,033.77

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1.5x scale

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.