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Finding the Fourth Proportional to 133,712.46, 200,443.08 and 44,903.69

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Solution

The fourth proportional to 133,712.46, 200,443.08 and 44,903.69 is: 67,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,712.46 : 200,443.08 = 44,903.69 : x
  2. Step 2: Convert to fraction form
    133,712.46/200,443.08 = 44,903.69/x
  3. Step 3: Cross multiply
    133,712.46x = 200,443.08 × 44,903.69
  4. Step 4: Simplify right side
    133,712.46x = 9,000,633,844.80
  5. Step 5: Solve for x
    x = 9,000,633,844.80/133,712.46
  6. Step 6: Final answer
    x = 67,313.35

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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.