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Finding the Fourth Proportional to 150,099.08, 225,226.22 and 65,918.40

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Solution

The fourth proportional to 150,099.08, 225,226.22 and 65,918.40 is: 98,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,099.08 : 225,226.22 = 65,918.40 : x
  2. Step 2: Convert to fraction form
    150,099.08/225,226.22 = 65,918.40/x
  3. Step 3: Cross multiply
    150,099.08x = 225,226.22 × 65,918.40
  4. Step 4: Simplify right side
    150,099.08x = 14,846,551,730.86
  5. Step 5: Solve for x
    x = 14,846,551,730.86/150,099.08
  6. Step 6: Final answer
    x = 98,911.68

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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.