Home / 45,190.50-67,809.39-32,812.77

Finding the Fourth Proportional to 45,190.50, 67,809.39 and 32,812.77

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Solution

The fourth proportional to 45,190.50, 67,809.39 and 32,812.77 is: 49,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190.50 : 67,809.39 = 32,812.77 : x
  2. Step 2: Convert to fraction form
    45,190.50/67,809.39 = 32,812.77/x
  3. Step 3: Cross multiply
    45,190.50x = 67,809.39 × 32,812.77
  4. Step 4: Simplify right side
    45,190.50x = 2,225,013,917.91
  5. Step 5: Solve for x
    x = 2,225,013,917.91/45,190.50
  6. Step 6: Final answer
    x = 49,236.32

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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.