Home / 131,046.42-180,603.90-95,173.95

Finding the Fourth Proportional to 131,046.42, 180,603.90 and 95,173.95

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Solution

The fourth proportional to 131,046.42, 180,603.90 and 95,173.95 is: 131,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,046.42 : 180,603.90 = 95,173.95 : x
  2. Step 2: Convert to fraction form
    131,046.42/180,603.90 = 95,173.95/x
  3. Step 3: Cross multiply
    131,046.42x = 180,603.90 × 95,173.95
  4. Step 4: Simplify right side
    131,046.42x = 17,188,786,548.41
  5. Step 5: Solve for x
    x = 17,188,786,548.41/131,046.42
  6. Step 6: Final answer
    x = 131,165.63

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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.