Home / 141,166.32-211,905-119,250.96

Finding the Fourth Proportional to 141,166.32, 211,905 and 119,250.96

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Solution

The fourth proportional to 141,166.32, 211,905 and 119,250.96 is: 179,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,166.32 : 211,905 = 119,250.96 : x
  2. Step 2: Convert to fraction form
    141,166.32/211,905 = 119,250.96/x
  3. Step 3: Cross multiply
    141,166.32x = 211,905 × 119,250.96
  4. Step 4: Simplify right side
    141,166.32x = 25,269,874,678.80
  5. Step 5: Solve for x
    x = 25,269,874,678.80/141,166.32
  6. Step 6: Final answer
    x = 179,007.82

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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.