Home / 135,846.27-203,703.85-56,939.31

Finding the Fourth Proportional to 135,846.27, 203,703.85 and 56,939.31

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Solution

The fourth proportional to 135,846.27, 203,703.85 and 56,939.31 is: 85,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,846.27 : 203,703.85 = 56,939.31 : x
  2. Step 2: Convert to fraction form
    135,846.27/203,703.85 = 56,939.31/x
  3. Step 3: Cross multiply
    135,846.27x = 203,703.85 × 56,939.31
  4. Step 4: Simplify right side
    135,846.27x = 11,598,756,663.34
  5. Step 5: Solve for x
    x = 11,598,756,663.34/135,846.27
  6. Step 6: Final answer
    x = 85,381.49

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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.