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Finding the Fourth Proportional to 133,998.06, 201,026.26 and 45,247.78

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Solution

The fourth proportional to 133,998.06, 201,026.26 and 45,247.78 is: 67,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,998.06 : 201,026.26 = 45,247.78 : x
  2. Step 2: Convert to fraction form
    133,998.06/201,026.26 = 45,247.78/x
  3. Step 3: Cross multiply
    133,998.06x = 201,026.26 × 45,247.78
  4. Step 4: Simplify right side
    133,998.06x = 9,095,991,986.70
  5. Step 5: Solve for x
    x = 9,095,991,986.70/133,998.06
  6. Step 6: Final answer
    x = 67,881.52

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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.