Home / 146,638.19-219,967.27-46,805.90

Finding the Fourth Proportional to 146,638.19, 219,967.27 and 46,805.90

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Solution

The fourth proportional to 146,638.19, 219,967.27 and 46,805.90 is: 70,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,638.19 : 219,967.27 = 46,805.90 : x
  2. Step 2: Convert to fraction form
    146,638.19/219,967.27 = 46,805.90/x
  3. Step 3: Cross multiply
    146,638.19x = 219,967.27 × 46,805.90
  4. Step 4: Simplify right side
    146,638.19x = 10,295,766,042.89
  5. Step 5: Solve for x
    x = 10,295,766,042.89/146,638.19
  6. Step 6: Final answer
    x = 70,212.04

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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.