Home / 144,068.28-215,992.26-119,029.56

Finding the Fourth Proportional to 144,068.28, 215,992.26 and 119,029.56

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Solution

The fourth proportional to 144,068.28, 215,992.26 and 119,029.56 is: 178,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,068.28 : 215,992.26 = 119,029.56 : x
  2. Step 2: Convert to fraction form
    144,068.28/215,992.26 = 119,029.56/x
  3. Step 3: Cross multiply
    144,068.28x = 215,992.26 × 119,029.56
  4. Step 4: Simplify right side
    144,068.28x = 25,709,463,671.21
  5. Step 5: Solve for x
    x = 25,709,463,671.21/144,068.28
  6. Step 6: Final answer
    x = 178,453.33

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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.