Home / 264,035.85-396,150.98-86,548.65

Finding the Fourth Proportional to 264,035.85, 396,150.98 and 86,548.65

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Solution

The fourth proportional to 264,035.85, 396,150.98 and 86,548.65 is: 129,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,035.85 : 396,150.98 = 86,548.65 : x
  2. Step 2: Convert to fraction form
    264,035.85/396,150.98 = 86,548.65/x
  3. Step 3: Cross multiply
    264,035.85x = 396,150.98 × 86,548.65
  4. Step 4: Simplify right side
    264,035.85x = 34,286,332,082.43
  5. Step 5: Solve for x
    x = 34,286,332,082.43/264,035.85
  6. Step 6: Final answer
    x = 129,854.84

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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.