Home / 137,334.03-206,003.10-42,563.12

Finding the Fourth Proportional to 137,334.03, 206,003.10 and 42,563.12

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Solution

The fourth proportional to 137,334.03, 206,003.10 and 42,563.12 is: 63,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,334.03 : 206,003.10 = 42,563.12 : x
  2. Step 2: Convert to fraction form
    137,334.03/206,003.10 = 42,563.12/x
  3. Step 3: Cross multiply
    137,334.03x = 206,003.10 × 42,563.12
  4. Step 4: Simplify right side
    137,334.03x = 8,768,134,714.62
  5. Step 5: Solve for x
    x = 8,768,134,714.62/137,334.03
  6. Step 6: Final answer
    x = 63,845.32

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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.