Home / 156,961.22-235,416.65-43,082.44

Finding the Fourth Proportional to 156,961.22, 235,416.65 and 43,082.44

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Solution

The fourth proportional to 156,961.22, 235,416.65 and 43,082.44 is: 64,616.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,961.22 : 235,416.65 = 43,082.44 : x
  2. Step 2: Convert to fraction form
    156,961.22/235,416.65 = 43,082.44/x
  3. Step 3: Cross multiply
    156,961.22x = 235,416.65 × 43,082.44
  4. Step 4: Simplify right side
    156,961.22x = 10,142,322,894.67
  5. Step 5: Solve for x
    x = 10,142,322,894.67/156,961.22
  6. Step 6: Final answer
    x = 64,616.75

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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.