Home / 97,952.10-135,249.93-75,255.18

Finding the Fourth Proportional to 97,952.10, 135,249.93 and 75,255.18

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Solution

The fourth proportional to 97,952.10, 135,249.93 and 75,255.18 is: 103,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,952.10 : 135,249.93 = 75,255.18 : x
  2. Step 2: Convert to fraction form
    97,952.10/135,249.93 = 75,255.18/x
  3. Step 3: Cross multiply
    97,952.10x = 135,249.93 × 75,255.18
  4. Step 4: Simplify right side
    97,952.10x = 10,178,257,827.14
  5. Step 5: Solve for x
    x = 10,178,257,827.14/97,952.10
  6. Step 6: Final answer
    x = 103,910.56

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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.