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Finding the Fourth Proportional to 134,741.80, 202,193.70 and 55,847.80

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Solution

The fourth proportional to 134,741.80, 202,193.70 and 55,847.80 is: 83,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,741.80 : 202,193.70 = 55,847.80 : x
  2. Step 2: Convert to fraction form
    134,741.80/202,193.70 = 55,847.80/x
  3. Step 3: Cross multiply
    134,741.80x = 202,193.70 × 55,847.80
  4. Step 4: Simplify right side
    134,741.80x = 11,292,073,318.86
  5. Step 5: Solve for x
    x = 11,292,073,318.86/134,741.80
  6. Step 6: Final answer
    x = 83,805.27

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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.