Home / 137,748.72-206,490.96-44,190.48

Finding the Fourth Proportional to 137,748.72, 206,490.96 and 44,190.48

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Solution

The fourth proportional to 137,748.72, 206,490.96 and 44,190.48 is: 66,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,748.72 : 206,490.96 = 44,190.48 : x
  2. Step 2: Convert to fraction form
    137,748.72/206,490.96 = 44,190.48/x
  3. Step 3: Cross multiply
    137,748.72x = 206,490.96 × 44,190.48
  4. Step 4: Simplify right side
    137,748.72x = 9,124,934,638.06
  5. Step 5: Solve for x
    x = 9,124,934,638.06/137,748.72
  6. Step 6: Final answer
    x = 66,243.34

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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.