Home / 104,128.76-156,255.32-95,658.84

Finding the Fourth Proportional to 104,128.76, 156,255.32 and 95,658.84

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Solution

The fourth proportional to 104,128.76, 156,255.32 and 95,658.84 is: 143,545.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,128.76 : 156,255.32 = 95,658.84 : x
  2. Step 2: Convert to fraction form
    104,128.76/156,255.32 = 95,658.84/x
  3. Step 3: Cross multiply
    104,128.76x = 156,255.32 × 95,658.84
  4. Step 4: Simplify right side
    104,128.76x = 14,947,202,655.03
  5. Step 5: Solve for x
    x = 14,947,202,655.03/104,128.76
  6. Step 6: Final answer
    x = 143,545.38

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1.5x scale

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.