Home / 104,128.79-156,173.46-50,767.22

Finding the Fourth Proportional to 104,128.79, 156,173.46 and 50,767.22

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Solution

The fourth proportional to 104,128.79, 156,173.46 and 50,767.22 is: 76,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,128.79 : 156,173.46 = 50,767.22 : x
  2. Step 2: Convert to fraction form
    104,128.79/156,173.46 = 50,767.22/x
  3. Step 3: Cross multiply
    104,128.79x = 156,173.46 × 50,767.22
  4. Step 4: Simplify right side
    104,128.79x = 7,928,492,401.98
  5. Step 5: Solve for x
    x = 7,928,492,401.98/104,128.79
  6. Step 6: Final answer
    x = 76,141.21

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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.