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Finding the Fourth Proportional to 250,452.54, 375,826.23 and 92,790.90

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Solution

The fourth proportional to 250,452.54, 375,826.23 and 92,790.90 is: 139,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,452.54 : 375,826.23 = 92,790.90 : x
  2. Step 2: Convert to fraction form
    250,452.54/375,826.23 = 92,790.90/x
  3. Step 3: Cross multiply
    250,452.54x = 375,826.23 × 92,790.90
  4. Step 4: Simplify right side
    250,452.54x = 34,873,254,125.31
  5. Step 5: Solve for x
    x = 34,873,254,125.31/250,452.54
  6. Step 6: Final answer
    x = 139,240.97

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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.