Home / 102,975.33-154,433.16-30,925.33

Finding the Fourth Proportional to 102,975.33, 154,433.16 and 30,925.33

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Solution

The fourth proportional to 102,975.33, 154,433.16 and 30,925.33 is: 46,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,975.33 : 154,433.16 = 30,925.33 : x
  2. Step 2: Convert to fraction form
    102,975.33/154,433.16 = 30,925.33/x
  3. Step 3: Cross multiply
    102,975.33x = 154,433.16 × 30,925.33
  4. Step 4: Simplify right side
    102,975.33x = 4,775,896,435.94
  5. Step 5: Solve for x
    x = 4,775,896,435.94/102,975.33
  6. Step 6: Final answer
    x = 46,379.04

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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.