Home / 112,433.40-168,650.10-95,520.60

Finding the Fourth Proportional to 112,433.40, 168,650.10 and 95,520.60

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Solution

The fourth proportional to 112,433.40, 168,650.10 and 95,520.60 is: 143,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,433.40 : 168,650.10 = 95,520.60 : x
  2. Step 2: Convert to fraction form
    112,433.40/168,650.10 = 95,520.60/x
  3. Step 3: Cross multiply
    112,433.40x = 168,650.10 × 95,520.60
  4. Step 4: Simplify right side
    112,433.40x = 16,109,558,742.06
  5. Step 5: Solve for x
    x = 16,109,558,742.06/112,433.40
  6. Step 6: Final answer
    x = 143,280.90

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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.