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Finding the Fourth Proportional to 162,926.35, 224,847.35 and 91,329.37

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Solution

The fourth proportional to 162,926.35, 224,847.35 and 91,329.37 is: 126,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,926.35 : 224,847.35 = 91,329.37 : x
  2. Step 2: Convert to fraction form
    162,926.35/224,847.35 = 91,329.37/x
  3. Step 3: Cross multiply
    162,926.35x = 224,847.35 × 91,329.37
  4. Step 4: Simplify right side
    162,926.35x = 20,535,166,365.02
  5. Step 5: Solve for x
    x = 20,535,166,365.02/162,926.35
  6. Step 6: Final answer
    x = 126,039.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.