Home / 89,826.08-134,716.13-26,631.43

Finding the Fourth Proportional to 89,826.08, 134,716.13 and 26,631.43

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Solution

The fourth proportional to 89,826.08, 134,716.13 and 26,631.43 is: 39,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,826.08 : 134,716.13 = 26,631.43 : x
  2. Step 2: Convert to fraction form
    89,826.08/134,716.13 = 26,631.43/x
  3. Step 3: Cross multiply
    89,826.08x = 134,716.13 × 26,631.43
  4. Step 4: Simplify right side
    89,826.08x = 3,587,683,573.66
  5. Step 5: Solve for x
    x = 3,587,683,573.66/89,826.08
  6. Step 6: Final answer
    x = 39,940.33

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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.