Home / 104,257.36-143,873.60-58,933.76

Finding the Fourth Proportional to 104,257.36, 143,873.60 and 58,933.76

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Solution

The fourth proportional to 104,257.36, 143,873.60 and 58,933.76 is: 81,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,257.36 : 143,873.60 = 58,933.76 : x
  2. Step 2: Convert to fraction form
    104,257.36/143,873.60 = 58,933.76/x
  3. Step 3: Cross multiply
    104,257.36x = 143,873.60 × 58,933.76
  4. Step 4: Simplify right side
    104,257.36x = 8,479,012,212.74
  5. Step 5: Solve for x
    x = 8,479,012,212.74/104,257.36
  6. Step 6: Final answer
    x = 81,327.71

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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.