Home / 133,637.11-200,263.80-80,350.84

Finding the Fourth Proportional to 133,637.11, 200,263.80 and 80,350.84

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Solution

The fourth proportional to 133,637.11, 200,263.80 and 80,350.84 is: 120,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,637.11 : 200,263.80 = 80,350.84 : x
  2. Step 2: Convert to fraction form
    133,637.11/200,263.80 = 80,350.84/x
  3. Step 3: Cross multiply
    133,637.11x = 200,263.80 × 80,350.84
  4. Step 4: Simplify right side
    133,637.11x = 16,091,364,551.59
  5. Step 5: Solve for x
    x = 16,091,364,551.59/133,637.11
  6. Step 6: Final answer
    x = 120,410.90

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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.