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Finding the Fourth Proportional to 133,683.40, 200,525.10 and 44,939.80

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Solution

The fourth proportional to 133,683.40, 200,525.10 and 44,939.80 is: 67,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,683.40 : 200,525.10 = 44,939.80 : x
  2. Step 2: Convert to fraction form
    133,683.40/200,525.10 = 44,939.80/x
  3. Step 3: Cross multiply
    133,683.40x = 200,525.10 × 44,939.80
  4. Step 4: Simplify right side
    133,683.40x = 9,011,557,888.98
  5. Step 5: Solve for x
    x = 9,011,557,888.98/133,683.40
  6. Step 6: Final answer
    x = 67,409.70

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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.