Home / 132,786.34-199,218.39-39,294.52

Finding the Fourth Proportional to 132,786.34, 199,218.39 and 39,294.52

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Solution

The fourth proportional to 132,786.34, 199,218.39 and 39,294.52 is: 58,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,786.34 : 199,218.39 = 39,294.52 : x
  2. Step 2: Convert to fraction form
    132,786.34/199,218.39 = 39,294.52/x
  3. Step 3: Cross multiply
    132,786.34x = 199,218.39 × 39,294.52
  4. Step 4: Simplify right side
    132,786.34x = 7,828,191,010.22
  5. Step 5: Solve for x
    x = 7,828,191,010.22/132,786.34
  6. Step 6: Final answer
    x = 58,953.29

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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.