Home / 133,817.52-200,726.61-45,133.29

Finding the Fourth Proportional to 133,817.52, 200,726.61 and 45,133.29

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Solution

The fourth proportional to 133,817.52, 200,726.61 and 45,133.29 is: 67,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,817.52 : 200,726.61 = 45,133.29 : x
  2. Step 2: Convert to fraction form
    133,817.52/200,726.61 = 45,133.29/x
  3. Step 3: Cross multiply
    133,817.52x = 200,726.61 × 45,133.29
  4. Step 4: Simplify right side
    133,817.52x = 9,059,452,299.85
  5. Step 5: Solve for x
    x = 9,059,452,299.85/133,817.52
  6. Step 6: Final answer
    x = 67,700.05

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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.