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Finding the Fourth Proportional to 133,689.72, 200,534.93 and 33,849.93

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Solution

The fourth proportional to 133,689.72, 200,534.93 and 33,849.93 is: 50,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,689.72 : 200,534.93 = 33,849.93 : x
  2. Step 2: Convert to fraction form
    133,689.72/200,534.93 = 33,849.93/x
  3. Step 3: Cross multiply
    133,689.72x = 200,534.93 × 33,849.93
  4. Step 4: Simplify right side
    133,689.72x = 6,788,093,343.05
  5. Step 5: Solve for x
    x = 6,788,093,343.05/133,689.72
  6. Step 6: Final answer
    x = 50,774.98

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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.