Home / 146,081.60-219,155.40-46,247.84

Finding the Fourth Proportional to 146,081.60, 219,155.40 and 46,247.84

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Solution

The fourth proportional to 146,081.60, 219,155.40 and 46,247.84 is: 69,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,081.60 : 219,155.40 = 46,247.84 : x
  2. Step 2: Convert to fraction form
    146,081.60/219,155.40 = 46,247.84/x
  3. Step 3: Cross multiply
    146,081.60x = 219,155.40 × 46,247.84
  4. Step 4: Simplify right side
    146,081.60x = 10,135,463,874.34
  5. Step 5: Solve for x
    x = 10,135,463,874.34/146,081.60
  6. Step 6: Final answer
    x = 69,382.21

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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.