Home / 177,055.76-265,611.24-71,882.12

Finding the Fourth Proportional to 177,055.76, 265,611.24 and 71,882.12

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Solution

The fourth proportional to 177,055.76, 265,611.24 and 71,882.12 is: 107,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,055.76 : 265,611.24 = 71,882.12 : x
  2. Step 2: Convert to fraction form
    177,055.76/265,611.24 = 71,882.12/x
  3. Step 3: Cross multiply
    177,055.76x = 265,611.24 × 71,882.12
  4. Step 4: Simplify right side
    177,055.76x = 19,092,697,698.97
  5. Step 5: Solve for x
    x = 19,092,697,698.97/177,055.76
  6. Step 6: Final answer
    x = 107,834.38

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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.