Home / 156,135.92-215,492.84-95,739.92

Finding the Fourth Proportional to 156,135.92, 215,492.84 and 95,739.92

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Solution

The fourth proportional to 156,135.92, 215,492.84 and 95,739.92 is: 132,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,135.92 : 215,492.84 = 95,739.92 : x
  2. Step 2: Convert to fraction form
    156,135.92/215,492.84 = 95,739.92/x
  3. Step 3: Cross multiply
    156,135.92x = 215,492.84 × 95,739.92
  4. Step 4: Simplify right side
    156,135.92x = 20,631,267,262.17
  5. Step 5: Solve for x
    x = 20,631,267,262.17/156,135.92
  6. Step 6: Final answer
    x = 132,136.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.