Home / 84,559.46-116,690.78-46,318.70

Finding the Fourth Proportional to 84,559.46, 116,690.78 and 46,318.70

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Solution

The fourth proportional to 84,559.46, 116,690.78 and 46,318.70 is: 63,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,559.46 : 116,690.78 = 46,318.70 : x
  2. Step 2: Convert to fraction form
    84,559.46/116,690.78 = 46,318.70/x
  3. Step 3: Cross multiply
    84,559.46x = 116,690.78 × 46,318.70
  4. Step 4: Simplify right side
    84,559.46x = 5,404,965,378.57
  5. Step 5: Solve for x
    x = 5,404,965,378.57/84,559.46
  6. Step 6: Final answer
    x = 63,919.11

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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.