Home / 152,285.70-228,450.46-47,112.88

Finding the Fourth Proportional to 152,285.70, 228,450.46 and 47,112.88

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Solution

The fourth proportional to 152,285.70, 228,450.46 and 47,112.88 is: 70,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,285.70 : 228,450.46 = 47,112.88 : x
  2. Step 2: Convert to fraction form
    152,285.70/228,450.46 = 47,112.88/x
  3. Step 3: Cross multiply
    152,285.70x = 228,450.46 × 47,112.88
  4. Step 4: Simplify right side
    152,285.70x = 10,762,959,107.92
  5. Step 5: Solve for x
    x = 10,762,959,107.92/152,285.70
  6. Step 6: Final answer
    x = 70,676.10

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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.