Home / 166,525.12-229,806.48-91,072

Finding the Fourth Proportional to 166,525.12, 229,806.48 and 91,072

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Solution

The fourth proportional to 166,525.12, 229,806.48 and 91,072 is: 125,680.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,525.12 : 229,806.48 = 91,072 : x
  2. Step 2: Convert to fraction form
    166,525.12/229,806.48 = 91,072/x
  3. Step 3: Cross multiply
    166,525.12x = 229,806.48 × 91,072
  4. Step 4: Simplify right side
    166,525.12x = 20,928,935,746.56
  5. Step 5: Solve for x
    x = 20,928,935,746.56/166,525.12
  6. Step 6: Final answer
    x = 125,680.35

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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.