Home / 135,016.50-202,415.40-56,189.73

Finding the Fourth Proportional to 135,016.50, 202,415.40 and 56,189.73

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Solution

The fourth proportional to 135,016.50, 202,415.40 and 56,189.73 is: 84,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,016.50 : 202,415.40 = 56,189.73 : x
  2. Step 2: Convert to fraction form
    135,016.50/202,415.40 = 56,189.73/x
  3. Step 3: Cross multiply
    135,016.50x = 202,415.40 × 56,189.73
  4. Step 4: Simplify right side
    135,016.50x = 11,373,666,673.84
  5. Step 5: Solve for x
    x = 11,373,666,673.84/135,016.50
  6. Step 6: Final answer
    x = 84,239.09

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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.