Home / 84,157.08-116,137.09-45,917.48

Finding the Fourth Proportional to 84,157.08, 116,137.09 and 45,917.48

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Solution

The fourth proportional to 84,157.08, 116,137.09 and 45,917.48 is: 63,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,157.08 : 116,137.09 = 45,917.48 : x
  2. Step 2: Convert to fraction form
    84,157.08/116,137.09 = 45,917.48/x
  3. Step 3: Cross multiply
    84,157.08x = 116,137.09 × 45,917.48
  4. Step 4: Simplify right side
    84,157.08x = 5,332,722,855.07
  5. Step 5: Solve for x
    x = 5,332,722,855.07/84,157.08
  6. Step 6: Final answer
    x = 63,366.30

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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.