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Finding the Fourth Proportional to 84,527.56, 116,647 and 46,286.68

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Solution

The fourth proportional to 84,527.56, 116,647 and 46,286.68 is: 63,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,527.56 : 116,647 = 46,286.68 : x
  2. Step 2: Convert to fraction form
    84,527.56/116,647 = 46,286.68/x
  3. Step 3: Cross multiply
    84,527.56x = 116,647 × 46,286.68
  4. Step 4: Simplify right side
    84,527.56x = 5,399,202,361.96
  5. Step 5: Solve for x
    x = 5,399,202,361.96/84,527.56
  6. Step 6: Final answer
    x = 63,875.05

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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.