Home / 264,230.49-396,387.03-86,697.12

Finding the Fourth Proportional to 264,230.49, 396,387.03 and 86,697.12

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Solution

The fourth proportional to 264,230.49, 396,387.03 and 86,697.12 is: 130,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,230.49 : 396,387.03 = 86,697.12 : x
  2. Step 2: Convert to fraction form
    264,230.49/396,387.03 = 86,697.12/x
  3. Step 3: Cross multiply
    264,230.49x = 396,387.03 × 86,697.12
  4. Step 4: Simplify right side
    264,230.49x = 34,365,613,906.35
  5. Step 5: Solve for x
    x = 34,365,613,906.35/264,230.49
  6. Step 6: Final answer
    x = 130,059.23

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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.