Home / 84,179.08-116,187.01-48,389.85

Finding the Fourth Proportional to 84,179.08, 116,187.01 and 48,389.85

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Solution

The fourth proportional to 84,179.08, 116,187.01 and 48,389.85 is: 66,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,179.08 : 116,187.01 = 48,389.85 : x
  2. Step 2: Convert to fraction form
    84,179.08/116,187.01 = 48,389.85/x
  3. Step 3: Cross multiply
    84,179.08x = 116,187.01 × 48,389.85
  4. Step 4: Simplify right side
    84,179.08x = 5,622,271,864.87
  5. Step 5: Solve for x
    x = 5,622,271,864.87/84,179.08
  6. Step 6: Final answer
    x = 66,789.42

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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.