Home / 113,717.85-156,928.68-62,735.46

Finding the Fourth Proportional to 113,717.85, 156,928.68 and 62,735.46

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Solution

The fourth proportional to 113,717.85, 156,928.68 and 62,735.46 is: 86,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,717.85 : 156,928.68 = 62,735.46 : x
  2. Step 2: Convert to fraction form
    113,717.85/156,928.68 = 62,735.46/x
  3. Step 3: Cross multiply
    113,717.85x = 156,928.68 × 62,735.46
  4. Step 4: Simplify right side
    113,717.85x = 9,844,992,926.99
  5. Step 5: Solve for x
    x = 9,844,992,926.99/113,717.85
  6. Step 6: Final answer
    x = 86,573.86

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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.