Home / 166,608.72-229,925.76-91,157.20

Finding the Fourth Proportional to 166,608.72, 229,925.76 and 91,157.20

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Solution

The fourth proportional to 166,608.72, 229,925.76 and 91,157.20 is: 125,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,608.72 : 229,925.76 = 91,157.20 : x
  2. Step 2: Convert to fraction form
    166,608.72/229,925.76 = 91,157.20/x
  3. Step 3: Cross multiply
    166,608.72x = 229,925.76 × 91,157.20
  4. Step 4: Simplify right side
    166,608.72x = 20,959,388,489.47
  5. Step 5: Solve for x
    x = 20,959,388,489.47/166,608.72
  6. Step 6: Final answer
    x = 125,800.07

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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.