Home / 156,005.75-234,043.86-49,396.19

Finding the Fourth Proportional to 156,005.75, 234,043.86 and 49,396.19

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Solution

The fourth proportional to 156,005.75, 234,043.86 and 49,396.19 is: 74,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,005.75 : 234,043.86 = 49,396.19 : x
  2. Step 2: Convert to fraction form
    156,005.75/234,043.86 = 49,396.19/x
  3. Step 3: Cross multiply
    156,005.75x = 234,043.86 × 49,396.19
  4. Step 4: Simplify right side
    156,005.75x = 11,560,873,806.67
  5. Step 5: Solve for x
    x = 11,560,873,806.67/156,005.75
  6. Step 6: Final answer
    x = 74,105.44

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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.