Home / 156,092.40-233,447.40-131,209.20

Finding the Fourth Proportional to 156,092.40, 233,447.40 and 131,209.20

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Solution

The fourth proportional to 156,092.40, 233,447.40 and 131,209.20 is: 196,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,092.40 : 233,447.40 = 131,209.20 : x
  2. Step 2: Convert to fraction form
    156,092.40/233,447.40 = 131,209.20/x
  3. Step 3: Cross multiply
    156,092.40x = 233,447.40 × 131,209.20
  4. Step 4: Simplify right side
    156,092.40x = 30,630,446,596.08
  5. Step 5: Solve for x
    x = 30,630,446,596.08/156,092.40
  6. Step 6: Final answer
    x = 196,232.79

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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.