Home / 186,136.22-278,499.78-110,275.49

Finding the Fourth Proportional to 186,136.22, 278,499.78 and 110,275.49

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Solution

The fourth proportional to 186,136.22, 278,499.78 and 110,275.49 is: 164,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,136.22 : 278,499.78 = 110,275.49 : x
  2. Step 2: Convert to fraction form
    186,136.22/278,499.78 = 110,275.49/x
  3. Step 3: Cross multiply
    186,136.22x = 278,499.78 × 110,275.49
  4. Step 4: Simplify right side
    186,136.22x = 30,711,699,704.39
  5. Step 5: Solve for x
    x = 30,711,699,704.39/186,136.22
  6. Step 6: Final answer
    x = 164,995.83

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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.