Home / 119,662.98-179,515.82-39,705.75

Finding the Fourth Proportional to 119,662.98, 179,515.82 and 39,705.75

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Solution

The fourth proportional to 119,662.98, 179,515.82 and 39,705.75 is: 59,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,662.98 : 179,515.82 = 39,705.75 : x
  2. Step 2: Convert to fraction form
    119,662.98/179,515.82 = 39,705.75/x
  3. Step 3: Cross multiply
    119,662.98x = 179,515.82 × 39,705.75
  4. Step 4: Simplify right side
    119,662.98x = 7,127,810,071.44
  5. Step 5: Solve for x
    x = 7,127,810,071.44/119,662.98
  6. Step 6: Final answer
    x = 59,565.71

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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.