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Finding the Fourth Proportional to 161,295.96, 222,564.01 and 92,374.69

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Solution

The fourth proportional to 161,295.96, 222,564.01 and 92,374.69 is: 127,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,295.96 : 222,564.01 = 92,374.69 : x
  2. Step 2: Convert to fraction form
    161,295.96/222,564.01 = 92,374.69/x
  3. Step 3: Cross multiply
    161,295.96x = 222,564.01 × 92,374.69
  4. Step 4: Simplify right side
    161,295.96x = 20,559,281,428.91
  5. Step 5: Solve for x
    x = 20,559,281,428.91/161,295.96
  6. Step 6: Final answer
    x = 127,463.09

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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.