Home / 75,835.84-113,792.16-51,160

Finding the Fourth Proportional to 75,835.84, 113,792.16 and 51,160

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Solution

The fourth proportional to 75,835.84, 113,792.16 and 51,160 is: 76,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,835.84 : 113,792.16 = 51,160 : x
  2. Step 2: Convert to fraction form
    75,835.84/113,792.16 = 51,160/x
  3. Step 3: Cross multiply
    75,835.84x = 113,792.16 × 51,160
  4. Step 4: Simplify right side
    75,835.84x = 5,821,606,905.60
  5. Step 5: Solve for x
    x = 5,821,606,905.60/75,835.84
  6. Step 6: Final answer
    x = 76,765.91

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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.