Home / 177,072.24-265,657.77-77,241.36

Finding the Fourth Proportional to 177,072.24, 265,657.77 and 77,241.36

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Solution

The fourth proportional to 177,072.24, 265,657.77 and 77,241.36 is: 115,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,072.24 : 265,657.77 = 77,241.36 : x
  2. Step 2: Convert to fraction form
    177,072.24/265,657.77 = 77,241.36/x
  3. Step 3: Cross multiply
    177,072.24x = 265,657.77 × 77,241.36
  4. Step 4: Simplify right side
    177,072.24x = 20,519,767,449.37
  5. Step 5: Solve for x
    x = 20,519,767,449.37/177,072.24
  6. Step 6: Final answer
    x = 115,883.59

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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.