Home / 95,137.80-131,289.84-54,851.34

Finding the Fourth Proportional to 95,137.80, 131,289.84 and 54,851.34

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Solution

The fourth proportional to 95,137.80, 131,289.84 and 54,851.34 is: 75,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,137.80 : 131,289.84 = 54,851.34 : x
  2. Step 2: Convert to fraction form
    95,137.80/131,289.84 = 54,851.34/x
  3. Step 3: Cross multiply
    95,137.80x = 131,289.84 × 54,851.34
  4. Step 4: Simplify right side
    95,137.80x = 7,201,423,652.39
  5. Step 5: Solve for x
    x = 7,201,423,652.39/95,137.80
  6. Step 6: Final answer
    x = 75,694.66

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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.