Home / 107,281.27-160,936.03-39,804.12

Finding the Fourth Proportional to 107,281.27, 160,936.03 and 39,804.12

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Solution

The fourth proportional to 107,281.27, 160,936.03 and 39,804.12 is: 59,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,281.27 : 160,936.03 = 39,804.12 : x
  2. Step 2: Convert to fraction form
    107,281.27/160,936.03 = 39,804.12/x
  3. Step 3: Cross multiply
    107,281.27x = 160,936.03 × 39,804.12
  4. Step 4: Simplify right side
    107,281.27x = 6,405,917,050.44
  5. Step 5: Solve for x
    x = 6,405,917,050.44/107,281.27
  6. Step 6: Final answer
    x = 59,711.42

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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.