Home / 166,047.81-229,220.19-112,495.47

Finding the Fourth Proportional to 166,047.81, 229,220.19 and 112,495.47

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Solution

The fourth proportional to 166,047.81, 229,220.19 and 112,495.47 is: 155,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,047.81 : 229,220.19 = 112,495.47 : x
  2. Step 2: Convert to fraction form
    166,047.81/229,220.19 = 112,495.47/x
  3. Step 3: Cross multiply
    166,047.81x = 229,220.19 × 112,495.47
  4. Step 4: Simplify right side
    166,047.81x = 25,786,233,007.54
  5. Step 5: Solve for x
    x = 25,786,233,007.54/166,047.81
  6. Step 6: Final answer
    x = 155,294.03

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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.