Home / 79,856.66-119,759.07-26,534.32

Finding the Fourth Proportional to 79,856.66, 119,759.07 and 26,534.32

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Solution

The fourth proportional to 79,856.66, 119,759.07 and 26,534.32 is: 39,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,856.66 : 119,759.07 = 26,534.32 : x
  2. Step 2: Convert to fraction form
    79,856.66/119,759.07 = 26,534.32/x
  3. Step 3: Cross multiply
    79,856.66x = 119,759.07 × 26,534.32
  4. Step 4: Simplify right side
    79,856.66x = 3,177,725,286.39
  5. Step 5: Solve for x
    x = 3,177,725,286.39/79,856.66
  6. Step 6: Final answer
    x = 39,792.87

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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.