Home / 104,164.14-143,736.24-58,215.30

Finding the Fourth Proportional to 104,164.14, 143,736.24 and 58,215.30

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Solution

The fourth proportional to 104,164.14, 143,736.24 and 58,215.30 is: 80,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,164.14 : 143,736.24 = 58,215.30 : x
  2. Step 2: Convert to fraction form
    104,164.14/143,736.24 = 58,215.30/x
  3. Step 3: Cross multiply
    104,164.14x = 143,736.24 × 58,215.30
  4. Step 4: Simplify right side
    104,164.14x = 8,367,648,332.47
  5. Step 5: Solve for x
    x = 8,367,648,332.47/104,164.14
  6. Step 6: Final answer
    x = 80,331.37

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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.