Home / 152,251.20-228,070.62-85,591.44

Finding the Fourth Proportional to 152,251.20, 228,070.62 and 85,591.44

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Solution

The fourth proportional to 152,251.20, 228,070.62 and 85,591.44 is: 128,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,251.20 : 228,070.62 = 85,591.44 : x
  2. Step 2: Convert to fraction form
    152,251.20/228,070.62 = 85,591.44/x
  3. Step 3: Cross multiply
    152,251.20x = 228,070.62 × 85,591.44
  4. Step 4: Simplify right side
    152,251.20x = 19,520,892,787.49
  5. Step 5: Solve for x
    x = 19,520,892,787.49/152,251.20
  6. Step 6: Final answer
    x = 128,215.03

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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.