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Finding the Fourth Proportional to 95,570.69, 131,903.84 and 55,308.96

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Solution

The fourth proportional to 95,570.69, 131,903.84 and 55,308.96 is: 76,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,570.69 : 131,903.84 = 55,308.96 : x
  2. Step 2: Convert to fraction form
    95,570.69/131,903.84 = 55,308.96/x
  3. Step 3: Cross multiply
    95,570.69x = 131,903.84 × 55,308.96
  4. Step 4: Simplify right side
    95,570.69x = 7,295,464,348.68
  5. Step 5: Solve for x
    x = 7,295,464,348.68/95,570.69
  6. Step 6: Final answer
    x = 76,335.80

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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.