Home / 162,135.68-243,227.82-56,936.12

Finding the Fourth Proportional to 162,135.68, 243,227.82 and 56,936.12

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Solution

The fourth proportional to 162,135.68, 243,227.82 and 56,936.12 is: 85,412.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,135.68 : 243,227.82 = 56,936.12 : x
  2. Step 2: Convert to fraction form
    162,135.68/243,227.82 = 56,936.12/x
  3. Step 3: Cross multiply
    162,135.68x = 243,227.82 × 56,936.12
  4. Step 4: Simplify right side
    162,135.68x = 13,848,448,346.86
  5. Step 5: Solve for x
    x = 13,848,448,346.86/162,135.68
  6. Step 6: Final answer
    x = 85,412.71

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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.