Home / 217,347.48-326,091.96-105,040.44

Finding the Fourth Proportional to 217,347.48, 326,091.96 and 105,040.44

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Solution

The fourth proportional to 217,347.48, 326,091.96 and 105,040.44 is: 157,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,347.48 : 326,091.96 = 105,040.44 : x
  2. Step 2: Convert to fraction form
    217,347.48/326,091.96 = 105,040.44/x
  3. Step 3: Cross multiply
    217,347.48x = 326,091.96 × 105,040.44
  4. Step 4: Simplify right side
    217,347.48x = 34,252,842,958.86
  5. Step 5: Solve for x
    x = 34,252,842,958.86/217,347.48
  6. Step 6: Final answer
    x = 157,594.85

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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.