Home / 133,051.40-199,577.10-131,301.80

Finding the Fourth Proportional to 133,051.40, 199,577.10 and 131,301.80

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Solution

The fourth proportional to 133,051.40, 199,577.10 and 131,301.80 is: 196,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,051.40 : 199,577.10 = 131,301.80 : x
  2. Step 2: Convert to fraction form
    133,051.40/199,577.10 = 131,301.80/x
  3. Step 3: Cross multiply
    133,051.40x = 199,577.10 × 131,301.80
  4. Step 4: Simplify right side
    133,051.40x = 26,204,832,468.78
  5. Step 5: Solve for x
    x = 26,204,832,468.78/133,051.40
  6. Step 6: Final answer
    x = 196,952.70

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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.