Home / 84,947.70-117,217.62-46,700.94

Finding the Fourth Proportional to 84,947.70, 117,217.62 and 46,700.94

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Solution

The fourth proportional to 84,947.70, 117,217.62 and 46,700.94 is: 64,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,947.70 : 117,217.62 = 46,700.94 : x
  2. Step 2: Convert to fraction form
    84,947.70/117,217.62 = 46,700.94/x
  3. Step 3: Cross multiply
    84,947.70x = 117,217.62 × 46,700.94
  4. Step 4: Simplify right side
    84,947.70x = 5,474,173,038.56
  5. Step 5: Solve for x
    x = 5,474,173,038.56/84,947.70
  6. Step 6: Final answer
    x = 64,441.69

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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.