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Finding the Fourth Proportional to 89,794, 134,696.40 and 27,465.04

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Solution

The fourth proportional to 89,794, 134,696.40 and 27,465.04 is: 41,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,794 : 134,696.40 = 27,465.04 : x
  2. Step 2: Convert to fraction form
    89,794/134,696.40 = 27,465.04/x
  3. Step 3: Cross multiply
    89,794x = 134,696.40 × 27,465.04
  4. Step 4: Simplify right side
    89,794x = 3,699,442,013.86
  5. Step 5: Solve for x
    x = 3,699,442,013.86/89,794
  6. Step 6: Final answer
    x = 41,199.21

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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.