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Finding the Fourth Proportional to 364,513.92, 546,787.44 and 111,775.92

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Solution

The fourth proportional to 364,513.92, 546,787.44 and 111,775.92 is: 167,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,513.92 : 546,787.44 = 111,775.92 : x
  2. Step 2: Convert to fraction form
    364,513.92/546,787.44 = 111,775.92/x
  3. Step 3: Cross multiply
    364,513.92x = 546,787.44 × 111,775.92
  4. Step 4: Simplify right side
    364,513.92x = 61,117,669,150.44
  5. Step 5: Solve for x
    x = 61,117,669,150.44/364,513.92
  6. Step 6: Final answer
    x = 167,668.96

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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.