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Finding the Fourth Proportional to 444,120.66, 666,175.23 and 107,158.47

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Solution

The fourth proportional to 444,120.66, 666,175.23 and 107,158.47 is: 160,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,120.66 : 666,175.23 = 107,158.47 : x
  2. Step 2: Convert to fraction form
    444,120.66/666,175.23 = 107,158.47/x
  3. Step 3: Cross multiply
    444,120.66x = 666,175.23 × 107,158.47
  4. Step 4: Simplify right side
    444,120.66x = 71,386,318,398.70
  5. Step 5: Solve for x
    x = 71,386,318,398.70/444,120.66
  6. Step 6: Final answer
    x = 160,736.31

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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.