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Finding the Fourth Proportional to 98,249.94, 135,584.92 and 53,537.94

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Solution

The fourth proportional to 98,249.94, 135,584.92 and 53,537.94 is: 73,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,249.94 : 135,584.92 = 53,537.94 : x
  2. Step 2: Convert to fraction form
    98,249.94/135,584.92 = 53,537.94/x
  3. Step 3: Cross multiply
    98,249.94x = 135,584.92 × 53,537.94
  4. Step 4: Simplify right side
    98,249.94x = 7,258,937,311.86
  5. Step 5: Solve for x
    x = 7,258,937,311.86/98,249.94
  6. Step 6: Final answer
    x = 73,882.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.