Home / 179,429.36-269,185.73-61,101.72

Finding the Fourth Proportional to 179,429.36, 269,185.73 and 61,101.72

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Solution

The fourth proportional to 179,429.36, 269,185.73 and 61,101.72 is: 91,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,429.36 : 269,185.73 = 61,101.72 : x
  2. Step 2: Convert to fraction form
    179,429.36/269,185.73 = 61,101.72/x
  3. Step 3: Cross multiply
    179,429.36x = 269,185.73 × 61,101.72
  4. Step 4: Simplify right side
    179,429.36x = 16,447,710,796.95
  5. Step 5: Solve for x
    x = 16,447,710,796.95/179,429.36
  6. Step 6: Final answer
    x = 91,666.78

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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.