Home / 166,809.66-250,215.33-42,150.78

Finding the Fourth Proportional to 166,809.66, 250,215.33 and 42,150.78

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Solution

The fourth proportional to 166,809.66, 250,215.33 and 42,150.78 is: 63,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,809.66 : 250,215.33 = 42,150.78 : x
  2. Step 2: Convert to fraction form
    166,809.66/250,215.33 = 42,150.78/x
  3. Step 3: Cross multiply
    166,809.66x = 250,215.33 × 42,150.78
  4. Step 4: Simplify right side
    166,809.66x = 10,546,771,327.46
  5. Step 5: Solve for x
    x = 10,546,771,327.46/166,809.66
  6. Step 6: Final answer
    x = 63,226.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.