Home / 95,628.96-131,968.40-53,188

Finding the Fourth Proportional to 95,628.96, 131,968.40 and 53,188

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Solution

The fourth proportional to 95,628.96, 131,968.40 and 53,188 is: 73,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,628.96 : 131,968.40 = 53,188 : x
  2. Step 2: Convert to fraction form
    95,628.96/131,968.40 = 53,188/x
  3. Step 3: Cross multiply
    95,628.96x = 131,968.40 × 53,188
  4. Step 4: Simplify right side
    95,628.96x = 7,019,135,259.20
  5. Step 5: Solve for x
    x = 7,019,135,259.20/95,628.96
  6. Step 6: Final answer
    x = 73,399.68

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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.