Home / 150,865.60-226,444.20-91,816.60

Finding the Fourth Proportional to 150,865.60, 226,444.20 and 91,816.60

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Solution

The fourth proportional to 150,865.60, 226,444.20 and 91,816.60 is: 137,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,865.60 : 226,444.20 = 91,816.60 : x
  2. Step 2: Convert to fraction form
    150,865.60/226,444.20 = 91,816.60/x
  3. Step 3: Cross multiply
    150,865.60x = 226,444.20 × 91,816.60
  4. Step 4: Simplify right side
    150,865.60x = 20,791,336,533.72
  5. Step 5: Solve for x
    x = 20,791,336,533.72/150,865.60
  6. Step 6: Final answer
    x = 137,813.63

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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.