Home / 121,816.15-182,743.92-37,556.59

Finding the Fourth Proportional to 121,816.15, 182,743.92 and 37,556.59

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Solution

The fourth proportional to 121,816.15, 182,743.92 and 37,556.59 is: 56,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,816.15 : 182,743.92 = 37,556.59 : x
  2. Step 2: Convert to fraction form
    121,816.15/182,743.92 = 37,556.59/x
  3. Step 3: Cross multiply
    121,816.15x = 182,743.92 × 37,556.59
  4. Step 4: Simplify right side
    121,816.15x = 6,863,238,478.43
  5. Step 5: Solve for x
    x = 6,863,238,478.43/121,816.15
  6. Step 6: Final answer
    x = 56,340.96

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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.