Home / 166,013.31-229,172.58-112,460.97

Finding the Fourth Proportional to 166,013.31, 229,172.58 and 112,460.97

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Solution

The fourth proportional to 166,013.31, 229,172.58 and 112,460.97 is: 155,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,013.31 : 229,172.58 = 112,460.97 : x
  2. Step 2: Convert to fraction form
    166,013.31/229,172.58 = 112,460.97/x
  3. Step 3: Cross multiply
    166,013.31x = 229,172.58 × 112,460.97
  4. Step 4: Simplify right side
    166,013.31x = 25,772,970,644.20
  5. Step 5: Solve for x
    x = 25,772,970,644.20/166,013.31
  6. Step 6: Final answer
    x = 155,246.41

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1.5x scale

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.