Home / 166,145.28-229,276.08-152,770.56

Finding the Fourth Proportional to 166,145.28, 229,276.08 and 152,770.56

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Solution

The fourth proportional to 166,145.28, 229,276.08 and 152,770.56 is: 210,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,145.28 : 229,276.08 = 152,770.56 : x
  2. Step 2: Convert to fraction form
    166,145.28/229,276.08 = 152,770.56/x
  3. Step 3: Cross multiply
    166,145.28x = 229,276.08 × 152,770.56
  4. Step 4: Simplify right side
    166,145.28x = 35,026,635,136.20
  5. Step 5: Solve for x
    x = 35,026,635,136.20/166,145.28
  6. Step 6: Final answer
    x = 210,819.32

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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.