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Finding the Fourth Proportional to 100,562.76, 150,614.46 and 48,009.12

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Solution

The fourth proportional to 100,562.76, 150,614.46 and 48,009.12 is: 71,904.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,562.76 : 150,614.46 = 48,009.12 : x
  2. Step 2: Convert to fraction form
    100,562.76/150,614.46 = 48,009.12/x
  3. Step 3: Cross multiply
    100,562.76x = 150,614.46 × 48,009.12
  4. Step 4: Simplify right side
    100,562.76x = 7,230,867,683.88
  5. Step 5: Solve for x
    x = 7,230,867,683.88/100,562.76
  6. Step 6: Final answer
    x = 71,904.03

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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.