Home / 179,394.23-269,101.17-72,762.36

Finding the Fourth Proportional to 179,394.23, 269,101.17 and 72,762.36

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Solution

The fourth proportional to 179,394.23, 269,101.17 and 72,762.36 is: 109,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,394.23 : 269,101.17 = 72,762.36 : x
  2. Step 2: Convert to fraction form
    179,394.23/269,101.17 = 72,762.36/x
  3. Step 3: Cross multiply
    179,394.23x = 269,101.17 × 72,762.36
  4. Step 4: Simplify right side
    179,394.23x = 19,580,435,198.83
  5. Step 5: Solve for x
    x = 19,580,435,198.83/179,394.23
  6. Step 6: Final answer
    x = 109,147.52

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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.