Home / 81,917.35-113,033.65-46,105.23

Finding the Fourth Proportional to 81,917.35, 113,033.65 and 46,105.23

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Solution

The fourth proportional to 81,917.35, 113,033.65 and 46,105.23 is: 63,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,917.35 : 113,033.65 = 46,105.23 : x
  2. Step 2: Convert to fraction form
    81,917.35/113,033.65 = 46,105.23/x
  3. Step 3: Cross multiply
    81,917.35x = 113,033.65 × 46,105.23
  4. Step 4: Simplify right side
    81,917.35x = 5,211,442,430.99
  5. Step 5: Solve for x
    x = 5,211,442,430.99/81,917.35
  6. Step 6: Final answer
    x = 63,618.30

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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.