Home / 177,078.75-265,670.03-57,133.29

Finding the Fourth Proportional to 177,078.75, 265,670.03 and 57,133.29

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Solution

The fourth proportional to 177,078.75, 265,670.03 and 57,133.29 is: 85,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,078.75 : 265,670.03 = 57,133.29 : x
  2. Step 2: Convert to fraction form
    177,078.75/265,670.03 = 57,133.29/x
  3. Step 3: Cross multiply
    177,078.75x = 265,670.03 × 57,133.29
  4. Step 4: Simplify right side
    177,078.75x = 15,178,602,582.63
  5. Step 5: Solve for x
    x = 15,178,602,582.63/177,078.75
  6. Step 6: Final answer
    x = 85,716.68

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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.