Home / 98,034.57-146,814.93-55,786.68

Finding the Fourth Proportional to 98,034.57, 146,814.93 and 55,786.68

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Solution

The fourth proportional to 98,034.57, 146,814.93 and 55,786.68 is: 83,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,034.57 : 146,814.93 = 55,786.68 : x
  2. Step 2: Convert to fraction form
    98,034.57/146,814.93 = 55,786.68/x
  3. Step 3: Cross multiply
    98,034.57x = 146,814.93 × 55,786.68
  4. Step 4: Simplify right side
    98,034.57x = 8,190,317,519.13
  5. Step 5: Solve for x
    x = 8,190,317,519.13/98,034.57
  6. Step 6: Final answer
    x = 83,545.20

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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.