Home / 119,195.36-178,792.86-30,448.89

Finding the Fourth Proportional to 119,195.36, 178,792.86 and 30,448.89

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Solution

The fourth proportional to 119,195.36, 178,792.86 and 30,448.89 is: 45,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,195.36 : 178,792.86 = 30,448.89 : x
  2. Step 2: Convert to fraction form
    119,195.36/178,792.86 = 30,448.89/x
  3. Step 3: Cross multiply
    119,195.36x = 178,792.86 × 30,448.89
  4. Step 4: Simplify right side
    119,195.36x = 5,444,044,126.93
  5. Step 5: Solve for x
    x = 5,444,044,126.93/119,195.36
  6. Step 6: Final answer
    x = 45,673.29

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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.