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Finding the Fourth Proportional to 104,262.84, 156,253.37 and 76,050.54

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Solution

The fourth proportional to 104,262.84, 156,253.37 and 76,050.54 is: 113,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,262.84 : 156,253.37 = 76,050.54 : x
  2. Step 2: Convert to fraction form
    104,262.84/156,253.37 = 76,050.54/x
  3. Step 3: Cross multiply
    104,262.84x = 156,253.37 × 76,050.54
  4. Step 4: Simplify right side
    104,262.84x = 11,883,152,785.07
  5. Step 5: Solve for x
    x = 11,883,152,785.07/104,262.84
  6. Step 6: Final answer
    x = 113,973.04

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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.