Home / 131,950.32-182,115.82-75,361.70

Finding the Fourth Proportional to 131,950.32, 182,115.82 and 75,361.70

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Solution

The fourth proportional to 131,950.32, 182,115.82 and 75,361.70 is: 104,013.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.32 : 182,115.82 = 75,361.70 : x
  2. Step 2: Convert to fraction form
    131,950.32/182,115.82 = 75,361.70/x
  3. Step 3: Cross multiply
    131,950.32x = 182,115.82 × 75,361.70
  4. Step 4: Simplify right side
    131,950.32x = 13,724,557,792.09
  5. Step 5: Solve for x
    x = 13,724,557,792.09/131,950.32
  6. Step 6: Final answer
    x = 104,013.07

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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.