Home / 86,850.11-119,855.30-48,609.34

Finding the Fourth Proportional to 86,850.11, 119,855.30 and 48,609.34

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Solution

The fourth proportional to 86,850.11, 119,855.30 and 48,609.34 is: 67,082.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,850.11 : 119,855.30 = 48,609.34 : x
  2. Step 2: Convert to fraction form
    86,850.11/119,855.30 = 48,609.34/x
  3. Step 3: Cross multiply
    86,850.11x = 119,855.30 × 48,609.34
  4. Step 4: Simplify right side
    86,850.11x = 5,826,086,485.82
  5. Step 5: Solve for x
    x = 5,826,086,485.82/86,850.11
  6. Step 6: Final answer
    x = 67,082.08

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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.