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Finding the Fourth Proportional to 134,321.86, 201,469.11 and 45,573.22

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Solution

The fourth proportional to 134,321.86, 201,469.11 and 45,573.22 is: 68,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,321.86 : 201,469.11 = 45,573.22 : x
  2. Step 2: Convert to fraction form
    134,321.86/201,469.11 = 45,573.22/x
  3. Step 3: Cross multiply
    134,321.86x = 201,469.11 × 45,573.22
  4. Step 4: Simplify right side
    134,321.86x = 9,181,596,073.23
  5. Step 5: Solve for x
    x = 9,181,596,073.23/134,321.86
  6. Step 6: Final answer
    x = 68,355.19

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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.