Home / 97,447.38-146,170.85-38,241.65

Finding the Fourth Proportional to 97,447.38, 146,170.85 and 38,241.65

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Solution

The fourth proportional to 97,447.38, 146,170.85 and 38,241.65 is: 57,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,447.38 : 146,170.85 = 38,241.65 : x
  2. Step 2: Convert to fraction form
    97,447.38/146,170.85 = 38,241.65/x
  3. Step 3: Cross multiply
    97,447.38x = 146,170.85 × 38,241.65
  4. Step 4: Simplify right side
    97,447.38x = 5,589,813,563.84
  5. Step 5: Solve for x
    x = 5,589,813,563.84/97,447.38
  6. Step 6: Final answer
    x = 57,362.38

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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.