Home / 132,786.30-199,210.53-52,828.79

Finding the Fourth Proportional to 132,786.30, 199,210.53 and 52,828.79

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Solution

The fourth proportional to 132,786.30, 199,210.53 and 52,828.79 is: 79,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,786.30 : 199,210.53 = 52,828.79 : x
  2. Step 2: Convert to fraction form
    132,786.30/199,210.53 = 52,828.79/x
  3. Step 3: Cross multiply
    132,786.30x = 199,210.53 × 52,828.79
  4. Step 4: Simplify right side
    132,786.30x = 10,524,051,555.08
  5. Step 5: Solve for x
    x = 10,524,051,555.08/132,786.30
  6. Step 6: Final answer
    x = 79,255.55

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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.