Home / 165,042.86-227,764.57-93,421.34

Finding the Fourth Proportional to 165,042.86, 227,764.57 and 93,421.34

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Solution

The fourth proportional to 165,042.86, 227,764.57 and 93,421.34 is: 128,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,042.86 : 227,764.57 = 93,421.34 : x
  2. Step 2: Convert to fraction form
    165,042.86/227,764.57 = 93,421.34/x
  3. Step 3: Cross multiply
    165,042.86x = 227,764.57 × 93,421.34
  4. Step 4: Simplify right side
    165,042.86x = 21,278,071,333.92
  5. Step 5: Solve for x
    x = 21,278,071,333.92/165,042.86
  6. Step 6: Final answer
    x = 128,924.52

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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.