Home / 133,774.23-200,682.08-45,020.82

Finding the Fourth Proportional to 133,774.23, 200,682.08 and 45,020.82

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Solution

The fourth proportional to 133,774.23, 200,682.08 and 45,020.82 is: 67,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,774.23 : 200,682.08 = 45,020.82 : x
  2. Step 2: Convert to fraction form
    133,774.23/200,682.08 = 45,020.82/x
  3. Step 3: Cross multiply
    133,774.23x = 200,682.08 × 45,020.82
  4. Step 4: Simplify right side
    133,774.23x = 9,034,871,575.80
  5. Step 5: Solve for x
    x = 9,034,871,575.80/133,774.23
  6. Step 6: Final answer
    x = 67,538.21

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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.