Home / 133,946.10-200,846.15-40,439.70

Finding the Fourth Proportional to 133,946.10, 200,846.15 and 40,439.70

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Solution

The fourth proportional to 133,946.10, 200,846.15 and 40,439.70 is: 60,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,946.10 : 200,846.15 = 40,439.70 : x
  2. Step 2: Convert to fraction form
    133,946.10/200,846.15 = 40,439.70/x
  3. Step 3: Cross multiply
    133,946.10x = 200,846.15 × 40,439.70
  4. Step 4: Simplify right side
    133,946.10x = 8,122,158,052.16
  5. Step 5: Solve for x
    x = 8,122,158,052.16/133,946.10
  6. Step 6: Final answer
    x = 60,637.51

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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.