Home / 146,290.96-219,354.36-46,432.54

Finding the Fourth Proportional to 146,290.96, 219,354.36 and 46,432.54

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Solution

The fourth proportional to 146,290.96, 219,354.36 and 46,432.54 is: 69,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,290.96 : 219,354.36 = 46,432.54 : x
  2. Step 2: Convert to fraction form
    146,290.96/219,354.36 = 46,432.54/x
  3. Step 3: Cross multiply
    146,290.96x = 219,354.36 × 46,432.54
  4. Step 4: Simplify right side
    146,290.96x = 10,185,180,094.87
  5. Step 5: Solve for x
    x = 10,185,180,094.87/146,290.96
  6. Step 6: Final answer
    x = 69,622.76

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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.