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Finding the Fourth Proportional to 182,171.20, 273,256.80 and 148,928.80

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Solution

The fourth proportional to 182,171.20, 273,256.80 and 148,928.80 is: 223,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,171.20 : 273,256.80 = 148,928.80 : x
  2. Step 2: Convert to fraction form
    182,171.20/273,256.80 = 148,928.80/x
  3. Step 3: Cross multiply
    182,171.20x = 273,256.80 × 148,928.80
  4. Step 4: Simplify right side
    182,171.20x = 40,695,807,315.84
  5. Step 5: Solve for x
    x = 40,695,807,315.84/182,171.20
  6. Step 6: Final answer
    x = 223,393.20

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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.