Home / 146,290.96-219,354.32-46,432.64

Finding the Fourth Proportional to 146,290.96, 219,354.32 and 46,432.64

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Solution

The fourth proportional to 146,290.96, 219,354.32 and 46,432.64 is: 69,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,290.96 : 219,354.32 = 46,432.64 : x
  2. Step 2: Convert to fraction form
    146,290.96/219,354.32 = 46,432.64/x
  3. Step 3: Cross multiply
    146,290.96x = 219,354.32 × 46,432.64
  4. Step 4: Simplify right side
    146,290.96x = 10,185,200,173.00
  5. Step 5: Solve for x
    x = 10,185,200,173.00/146,290.96
  6. Step 6: Final answer
    x = 69,622.90

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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.