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Finding the Fourth Proportional to 133,280.70, 199,931.37 and 44,534.52

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Solution

The fourth proportional to 133,280.70, 199,931.37 and 44,534.52 is: 66,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,280.70 : 199,931.37 = 44,534.52 : x
  2. Step 2: Convert to fraction form
    133,280.70/199,931.37 = 44,534.52/x
  3. Step 3: Cross multiply
    133,280.70x = 199,931.37 × 44,534.52
  4. Step 4: Simplify right side
    133,280.70x = 8,903,847,595.89
  5. Step 5: Solve for x
    x = 8,903,847,595.89/133,280.70
  6. Step 6: Final answer
    x = 66,805.23

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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.