Home / 132,922.98-199,350.45-39,406.86

Finding the Fourth Proportional to 132,922.98, 199,350.45 and 39,406.86

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Solution

The fourth proportional to 132,922.98, 199,350.45 and 39,406.86 is: 59,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,922.98 : 199,350.45 = 39,406.86 : x
  2. Step 2: Convert to fraction form
    132,922.98/199,350.45 = 39,406.86/x
  3. Step 3: Cross multiply
    132,922.98x = 199,350.45 × 39,406.86
  4. Step 4: Simplify right side
    132,922.98x = 7,855,775,274.09
  5. Step 5: Solve for x
    x = 7,855,775,274.09/132,922.98
  6. Step 6: Final answer
    x = 59,100.20

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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.