Home / 294,917.86-406,981.76-164,090.61

Finding the Fourth Proportional to 294,917.86, 406,981.76 and 164,090.61

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Solution

The fourth proportional to 294,917.86, 406,981.76 and 164,090.61 is: 226,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,917.86 : 406,981.76 = 164,090.61 : x
  2. Step 2: Convert to fraction form
    294,917.86/406,981.76 = 164,090.61/x
  3. Step 3: Cross multiply
    294,917.86x = 406,981.76 × 164,090.61
  4. Step 4: Simplify right side
    294,917.86x = 66,781,885,257.27
  5. Step 5: Solve for x
    x = 66,781,885,257.27/294,917.86
  6. Step 6: Final answer
    x = 226,442.32

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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.