Home / 95,464.50-143,160.75-76,698.42

Finding the Fourth Proportional to 95,464.50, 143,160.75 and 76,698.42

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Solution

The fourth proportional to 95,464.50, 143,160.75 and 76,698.42 is: 115,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,464.50 : 143,160.75 = 76,698.42 : x
  2. Step 2: Convert to fraction form
    95,464.50/143,160.75 = 76,698.42/x
  3. Step 3: Cross multiply
    95,464.50x = 143,160.75 × 76,698.42
  4. Step 4: Simplify right side
    95,464.50x = 10,980,203,331.02
  5. Step 5: Solve for x
    x = 10,980,203,331.02/95,464.50
  6. Step 6: Final answer
    x = 115,018.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.