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Finding the Fourth Proportional to 150,292.68, 225,473.58 and 45,113.64

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Solution

The fourth proportional to 150,292.68, 225,473.58 and 45,113.64 is: 67,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,292.68 : 225,473.58 = 45,113.64 : x
  2. Step 2: Convert to fraction form
    150,292.68/225,473.58 = 45,113.64/x
  3. Step 3: Cross multiply
    150,292.68x = 225,473.58 × 45,113.64
  4. Step 4: Simplify right side
    150,292.68x = 10,171,933,917.63
  5. Step 5: Solve for x
    x = 10,171,933,917.63/150,292.68
  6. Step 6: Final answer
    x = 67,680.83

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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.