Home / 166,404.96-229,638.96-90,953.46

Finding the Fourth Proportional to 166,404.96, 229,638.96 and 90,953.46

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Solution

The fourth proportional to 166,404.96, 229,638.96 and 90,953.46 is: 125,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,404.96 : 229,638.96 = 90,953.46 : x
  2. Step 2: Convert to fraction form
    166,404.96/229,638.96 = 90,953.46/x
  3. Step 3: Cross multiply
    166,404.96x = 229,638.96 × 90,953.46
  4. Step 4: Simplify right side
    166,404.96x = 20,886,457,962.80
  5. Step 5: Solve for x
    x = 20,886,457,962.80/166,404.96
  6. Step 6: Final answer
    x = 125,515.84

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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.