Home / 355,773.33-533,869.52-131,291.73

Finding the Fourth Proportional to 355,773.33, 533,869.52 and 131,291.73

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Solution

The fourth proportional to 355,773.33, 533,869.52 and 131,291.73 is: 197,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,773.33 : 533,869.52 = 131,291.73 : x
  2. Step 2: Convert to fraction form
    355,773.33/533,869.52 = 131,291.73/x
  3. Step 3: Cross multiply
    355,773.33x = 533,869.52 × 131,291.73
  4. Step 4: Simplify right side
    355,773.33x = 70,092,652,218.61
  5. Step 5: Solve for x
    x = 70,092,652,218.61/355,773.33
  6. Step 6: Final answer
    x = 197,014.91

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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.