Home / 84,165.14-116,147.31-46,439.48

Finding the Fourth Proportional to 84,165.14, 116,147.31 and 46,439.48

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Solution

The fourth proportional to 84,165.14, 116,147.31 and 46,439.48 is: 64,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,165.14 : 116,147.31 = 46,439.48 : x
  2. Step 2: Convert to fraction form
    84,165.14/116,147.31 = 46,439.48/x
  3. Step 3: Cross multiply
    84,165.14x = 116,147.31 × 46,439.48
  4. Step 4: Simplify right side
    84,165.14x = 5,393,820,679.80
  5. Step 5: Solve for x
    x = 5,393,820,679.80/84,165.14
  6. Step 6: Final answer
    x = 64,086.16

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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.