Home / 179,750.22-248,243.31-112,719.18

Finding the Fourth Proportional to 179,750.22, 248,243.31 and 112,719.18

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Solution

The fourth proportional to 179,750.22, 248,243.31 and 112,719.18 is: 155,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,750.22 : 248,243.31 = 112,719.18 : x
  2. Step 2: Convert to fraction form
    179,750.22/248,243.31 = 112,719.18/x
  3. Step 3: Cross multiply
    179,750.22x = 248,243.31 × 112,719.18
  4. Step 4: Simplify right side
    179,750.22x = 27,981,782,343.69
  5. Step 5: Solve for x
    x = 27,981,782,343.69/179,750.22
  6. Step 6: Final answer
    x = 155,670.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.