Home / 89,827.19-134,768.88-26,647.64

Finding the Fourth Proportional to 89,827.19, 134,768.88 and 26,647.64

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Solution

The fourth proportional to 89,827.19, 134,768.88 and 26,647.64 is: 39,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,827.19 : 134,768.88 = 26,647.64 : x
  2. Step 2: Convert to fraction form
    89,827.19/134,768.88 = 26,647.64/x
  3. Step 3: Cross multiply
    89,827.19x = 134,768.88 × 26,647.64
  4. Step 4: Simplify right side
    89,827.19x = 3,591,273,034.29
  5. Step 5: Solve for x
    x = 3,591,273,034.29/89,827.19
  6. Step 6: Final answer
    x = 39,979.80

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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.