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Finding the Fourth Proportional to 444,124.79, 666,181.42 and 107,162.60

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Solution

The fourth proportional to 444,124.79, 666,181.42 and 107,162.60 is: 160,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,124.79 : 666,181.42 = 107,162.60 : x
  2. Step 2: Convert to fraction form
    444,124.79/666,181.42 = 107,162.60/x
  3. Step 3: Cross multiply
    444,124.79x = 666,181.42 × 107,162.60
  4. Step 4: Simplify right side
    444,124.79x = 71,389,729,440.08
  5. Step 5: Solve for x
    x = 71,389,729,440.08/444,124.79
  6. Step 6: Final answer
    x = 160,742.50

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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.