Home / 95,338.44-143,160.35-78,662.16

Finding the Fourth Proportional to 95,338.44, 143,160.35 and 78,662.16

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Solution

The fourth proportional to 95,338.44, 143,160.35 and 78,662.16 is: 118,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,338.44 : 143,160.35 = 78,662.16 : x
  2. Step 2: Convert to fraction form
    95,338.44/143,160.35 = 78,662.16/x
  3. Step 3: Cross multiply
    95,338.44x = 143,160.35 × 78,662.16
  4. Step 4: Simplify right side
    95,338.44x = 11,261,301,964.05
  5. Step 5: Solve for x
    x = 11,261,301,964.05/95,338.44
  6. Step 6: Final answer
    x = 118,119.22

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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.