Home / 177,072.96-265,661.26-57,127.60

Finding the Fourth Proportional to 177,072.96, 265,661.26 and 57,127.60

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Solution

The fourth proportional to 177,072.96, 265,661.26 and 57,127.60 is: 85,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,072.96 : 265,661.26 = 57,127.60 : x
  2. Step 2: Convert to fraction form
    177,072.96/265,661.26 = 57,127.60/x
  3. Step 3: Cross multiply
    177,072.96x = 265,661.26 × 57,127.60
  4. Step 4: Simplify right side
    177,072.96x = 15,176,590,196.78
  5. Step 5: Solve for x
    x = 15,176,590,196.78/177,072.96
  6. Step 6: Final answer
    x = 85,708.12

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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.