Home / 105,352.09-158,028.30-43,022.59

Finding the Fourth Proportional to 105,352.09, 158,028.30 and 43,022.59

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Solution

The fourth proportional to 105,352.09, 158,028.30 and 43,022.59 is: 64,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,352.09 : 158,028.30 = 43,022.59 : x
  2. Step 2: Convert to fraction form
    105,352.09/158,028.30 = 43,022.59/x
  3. Step 3: Cross multiply
    105,352.09x = 158,028.30 × 43,022.59
  4. Step 4: Simplify right side
    105,352.09x = 6,798,786,759.30
  5. Step 5: Solve for x
    x = 6,798,786,759.30/105,352.09
  6. Step 6: Final answer
    x = 64,533.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.