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Finding the Fourth Proportional to 150,735.68, 208,014.72 and 82,750.96

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Solution

The fourth proportional to 150,735.68, 208,014.72 and 82,750.96 is: 114,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,735.68 : 208,014.72 = 82,750.96 : x
  2. Step 2: Convert to fraction form
    150,735.68/208,014.72 = 82,750.96/x
  3. Step 3: Cross multiply
    150,735.68x = 208,014.72 × 82,750.96
  4. Step 4: Simplify right side
    150,735.68x = 17,213,417,774.13
  5. Step 5: Solve for x
    x = 17,213,417,774.13/150,735.68
  6. Step 6: Final answer
    x = 114,196.04

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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.