Home / 152,056.20-228,213.90-67,945.80

Finding the Fourth Proportional to 152,056.20, 228,213.90 and 67,945.80

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Solution

The fourth proportional to 152,056.20, 228,213.90 and 67,945.80 is: 101,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,056.20 : 228,213.90 = 67,945.80 : x
  2. Step 2: Convert to fraction form
    152,056.20/228,213.90 = 67,945.80/x
  3. Step 3: Cross multiply
    152,056.20x = 228,213.90 × 67,945.80
  4. Step 4: Simplify right side
    152,056.20x = 15,506,176,006.62
  5. Step 5: Solve for x
    x = 15,506,176,006.62/152,056.20
  6. Step 6: Final answer
    x = 101,976.61

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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.