Home / 89,968.03-134,998.76-36,699.10

Finding the Fourth Proportional to 89,968.03, 134,998.76 and 36,699.10

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Solution

The fourth proportional to 89,968.03, 134,998.76 and 36,699.10 is: 55,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,968.03 : 134,998.76 = 36,699.10 : x
  2. Step 2: Convert to fraction form
    89,968.03/134,998.76 = 36,699.10/x
  3. Step 3: Cross multiply
    89,968.03x = 134,998.76 × 36,699.10
  4. Step 4: Simplify right side
    89,968.03x = 4,954,332,809.62
  5. Step 5: Solve for x
    x = 4,954,332,809.62/89,968.03
  6. Step 6: Final answer
    x = 55,067.70

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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.