Home / 95,142.96-131,144.24-64,506.12

Finding the Fourth Proportional to 95,142.96, 131,144.24 and 64,506.12

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Solution

The fourth proportional to 95,142.96, 131,144.24 and 64,506.12 is: 88,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,142.96 : 131,144.24 = 64,506.12 : x
  2. Step 2: Convert to fraction form
    95,142.96/131,144.24 = 64,506.12/x
  3. Step 3: Cross multiply
    95,142.96x = 131,144.24 × 64,506.12
  4. Step 4: Simplify right side
    95,142.96x = 8,459,606,082.75
  5. Step 5: Solve for x
    x = 8,459,606,082.75/95,142.96
  6. Step 6: Final answer
    x = 88,914.68

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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.