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Finding the Fourth Proportional to 150,866.64, 226,270.80 and 143,373.60

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Solution

The fourth proportional to 150,866.64, 226,270.80 and 143,373.60 is: 215,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,866.64 : 226,270.80 = 143,373.60 : x
  2. Step 2: Convert to fraction form
    150,866.64/226,270.80 = 143,373.60/x
  3. Step 3: Cross multiply
    150,866.64x = 226,270.80 × 143,373.60
  4. Step 4: Simplify right side
    150,866.64x = 32,441,259,170.88
  5. Step 5: Solve for x
    x = 32,441,259,170.88/150,866.64
  6. Step 6: Final answer
    x = 215,032.69

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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.