Home / 672,159.56-1,008,213.20-166,721.80

Finding the Fourth Proportional to 672,159.56, 1,008,213.20 and 166,721.80

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Solution

The fourth proportional to 672,159.56, 1,008,213.20 and 166,721.80 is: 250,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,159.56 : 1,008,213.20 = 166,721.80 : x
  2. Step 2: Convert to fraction form
    672,159.56/1,008,213.20 = 166,721.80/x
  3. Step 3: Cross multiply
    672,159.56x = 1,008,213.20 × 166,721.80
  4. Step 4: Simplify right side
    672,159.56x = 168,091,119,487.76
  5. Step 5: Solve for x
    x = 168,091,119,487.76/672,159.56
  6. Step 6: Final answer
    x = 250,076.22

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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.