Home / 132,782.55-199,209.29-57,908.73

Finding the Fourth Proportional to 132,782.55, 199,209.29 and 57,908.73

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Solution

The fourth proportional to 132,782.55, 199,209.29 and 57,908.73 is: 86,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,782.55 : 199,209.29 = 57,908.73 : x
  2. Step 2: Convert to fraction form
    132,782.55/199,209.29 = 57,908.73/x
  3. Step 3: Cross multiply
    132,782.55x = 199,209.29 × 57,908.73
  4. Step 4: Simplify right side
    132,782.55x = 11,535,956,698.56
  5. Step 5: Solve for x
    x = 11,535,956,698.56/132,782.55
  6. Step 6: Final answer
    x = 86,878.56

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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.