Home / 133,901.19-200,711.63-45,124.02

Finding the Fourth Proportional to 133,901.19, 200,711.63 and 45,124.02

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Solution

The fourth proportional to 133,901.19, 200,711.63 and 45,124.02 is: 67,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,901.19 : 200,711.63 = 45,124.02 : x
  2. Step 2: Convert to fraction form
    133,901.19/200,711.63 = 45,124.02/x
  3. Step 3: Cross multiply
    133,901.19x = 200,711.63 × 45,124.02
  4. Step 4: Simplify right side
    133,901.19x = 9,056,915,380.73
  5. Step 5: Solve for x
    x = 9,056,915,380.73/133,901.19
  6. Step 6: Final answer
    x = 67,638.80

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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.