Home / 94,058.20-140,933.70-80,848.60

Finding the Fourth Proportional to 94,058.20, 140,933.70 and 80,848.60

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Solution

The fourth proportional to 94,058.20, 140,933.70 and 80,848.60 is: 121,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,058.20 : 140,933.70 = 80,848.60 : x
  2. Step 2: Convert to fraction form
    94,058.20/140,933.70 = 80,848.60/x
  3. Step 3: Cross multiply
    94,058.20x = 140,933.70 × 80,848.60
  4. Step 4: Simplify right side
    94,058.20x = 11,394,292,337.82
  5. Step 5: Solve for x
    x = 11,394,292,337.82/94,058.20
  6. Step 6: Final answer
    x = 121,140.87

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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.