Home / 177,833.64-266,749.04-72,578.80

Finding the Fourth Proportional to 177,833.64, 266,749.04 and 72,578.80

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Solution

The fourth proportional to 177,833.64, 266,749.04 and 72,578.80 is: 108,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,833.64 : 266,749.04 = 72,578.80 : x
  2. Step 2: Convert to fraction form
    177,833.64/266,749.04 = 72,578.80/x
  3. Step 3: Cross multiply
    177,833.64x = 266,749.04 × 72,578.80
  4. Step 4: Simplify right side
    177,833.64x = 19,360,325,224.35
  5. Step 5: Solve for x
    x = 19,360,325,224.35/177,833.64
  6. Step 6: Final answer
    x = 108,867.62

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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.