Home / 256,247.10-384,037.20-104,267.03

Finding the Fourth Proportional to 256,247.10, 384,037.20 and 104,267.03

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Solution

The fourth proportional to 256,247.10, 384,037.20 and 104,267.03 is: 156,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,247.10 : 384,037.20 = 104,267.03 : x
  2. Step 2: Convert to fraction form
    256,247.10/384,037.20 = 104,267.03/x
  3. Step 3: Cross multiply
    256,247.10x = 384,037.20 × 104,267.03
  4. Step 4: Simplify right side
    256,247.10x = 40,042,416,333.33
  5. Step 5: Solve for x
    x = 40,042,416,333.33/256,247.10
  6. Step 6: Final answer
    x = 156,264.86

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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.