Home / 106,478.55-159,683.25-35,382.09

Finding the Fourth Proportional to 106,478.55, 159,683.25 and 35,382.09

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Solution

The fourth proportional to 106,478.55, 159,683.25 and 35,382.09 is: 53,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,478.55 : 159,683.25 = 35,382.09 : x
  2. Step 2: Convert to fraction form
    106,478.55/159,683.25 = 35,382.09/x
  3. Step 3: Cross multiply
    106,478.55x = 159,683.25 × 35,382.09
  4. Step 4: Simplify right side
    106,478.55x = 5,649,927,122.99
  5. Step 5: Solve for x
    x = 5,649,927,122.99/106,478.55
  6. Step 6: Final answer
    x = 53,061.65

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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.