Home / 89,896.35-134,871.36-26,718.58

Finding the Fourth Proportional to 89,896.35, 134,871.36 and 26,718.58

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Solution

The fourth proportional to 89,896.35, 134,871.36 and 26,718.58 is: 40,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,896.35 : 134,871.36 = 26,718.58 : x
  2. Step 2: Convert to fraction form
    89,896.35/134,871.36 = 26,718.58/x
  3. Step 3: Cross multiply
    89,896.35x = 134,871.36 × 26,718.58
  4. Step 4: Simplify right side
    89,896.35x = 3,603,571,221.87
  5. Step 5: Solve for x
    x = 3,603,571,221.87/89,896.35
  6. Step 6: Final answer
    x = 40,085.85

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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.