Home / 165,456.54-248,226.20-47,127.88

Finding the Fourth Proportional to 165,456.54, 248,226.20 and 47,127.88

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Solution

The fourth proportional to 165,456.54, 248,226.20 and 47,127.88 is: 70,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,456.54 : 248,226.20 = 47,127.88 : x
  2. Step 2: Convert to fraction form
    165,456.54/248,226.20 = 47,127.88/x
  3. Step 3: Cross multiply
    165,456.54x = 248,226.20 × 47,127.88
  4. Step 4: Simplify right side
    165,456.54x = 11,698,374,566.46
  5. Step 5: Solve for x
    x = 11,698,374,566.46/165,456.54
  6. Step 6: Final answer
    x = 70,703.61

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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.