Home / 119,133.98-178,648.49-55,972.06

Finding the Fourth Proportional to 119,133.98, 178,648.49 and 55,972.06

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Solution

The fourth proportional to 119,133.98, 178,648.49 and 55,972.06 is: 83,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,133.98 : 178,648.49 = 55,972.06 : x
  2. Step 2: Convert to fraction form
    119,133.98/178,648.49 = 55,972.06/x
  3. Step 3: Cross multiply
    119,133.98x = 178,648.49 × 55,972.06
  4. Step 4: Simplify right side
    119,133.98x = 9,999,322,828.09
  5. Step 5: Solve for x
    x = 9,999,322,828.09/119,133.98
  6. Step 6: Final answer
    x = 83,933.42

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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.