Home / 119,768.09-179,668.53-40,861.13

Finding the Fourth Proportional to 119,768.09, 179,668.53 and 40,861.13

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Solution

The fourth proportional to 119,768.09, 179,668.53 and 40,861.13 is: 61,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,768.09 : 179,668.53 = 40,861.13 : x
  2. Step 2: Convert to fraction form
    119,768.09/179,668.53 = 40,861.13/x
  3. Step 3: Cross multiply
    119,768.09x = 179,668.53 × 40,861.13
  4. Step 4: Simplify right side
    119,768.09x = 7,341,458,262.90
  5. Step 5: Solve for x
    x = 7,341,458,262.90/119,768.09
  6. Step 6: Final answer
    x = 61,297.28

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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.