Home / 292,149.11-438,289.32-92,481.48

Finding the Fourth Proportional to 292,149.11, 438,289.32 and 92,481.48

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Solution

The fourth proportional to 292,149.11, 438,289.32 and 92,481.48 is: 138,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,149.11 : 438,289.32 = 92,481.48 : x
  2. Step 2: Convert to fraction form
    292,149.11/438,289.32 = 92,481.48/x
  3. Step 3: Cross multiply
    292,149.11x = 438,289.32 × 92,481.48
  4. Step 4: Simplify right side
    292,149.11x = 40,533,644,981.79
  5. Step 5: Solve for x
    x = 40,533,644,981.79/292,149.11
  6. Step 6: Final answer
    x = 138,743.00

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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.