Home / 355,852.36-533,435.62-131,089.94

Finding the Fourth Proportional to 355,852.36, 533,435.62 and 131,089.94

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Solution

The fourth proportional to 355,852.36, 533,435.62 and 131,089.94 is: 196,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,852.36 : 533,435.62 = 131,089.94 : x
  2. Step 2: Convert to fraction form
    355,852.36/533,435.62 = 131,089.94/x
  3. Step 3: Cross multiply
    355,852.36x = 533,435.62 × 131,089.94
  4. Step 4: Simplify right side
    355,852.36x = 69,928,043,419.66
  5. Step 5: Solve for x
    x = 69,928,043,419.66/355,852.36
  6. Step 6: Final answer
    x = 196,508.58

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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.