Home / 201,484.12-278,039.30-110,834.33

Finding the Fourth Proportional to 201,484.12, 278,039.30 and 110,834.33

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Solution

The fourth proportional to 201,484.12, 278,039.30 and 110,834.33 is: 152,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,484.12 : 278,039.30 = 110,834.33 : x
  2. Step 2: Convert to fraction form
    201,484.12/278,039.30 = 110,834.33/x
  3. Step 3: Cross multiply
    201,484.12x = 278,039.30 × 110,834.33
  4. Step 4: Simplify right side
    201,484.12x = 30,816,298,975.00
  5. Step 5: Solve for x
    x = 30,816,298,975.00/201,484.12
  6. Step 6: Final answer
    x = 152,946.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.