Home / 264,129.12-395,665.56-130,605.48

Finding the Fourth Proportional to 264,129.12, 395,665.56 and 130,605.48

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Solution

The fourth proportional to 264,129.12, 395,665.56 and 130,605.48 is: 195,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,129.12 : 395,665.56 = 130,605.48 : x
  2. Step 2: Convert to fraction form
    264,129.12/395,665.56 = 130,605.48/x
  3. Step 3: Cross multiply
    264,129.12x = 395,665.56 × 130,605.48
  4. Step 4: Simplify right side
    264,129.12x = 51,676,090,383.27
  5. Step 5: Solve for x
    x = 51,676,090,383.27/264,129.12
  6. Step 6: Final answer
    x = 195,647.08

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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.