Home / 53,497.30-80,177.26-20,177.67

Finding the Fourth Proportional to 53,497.30, 80,177.26 and 20,177.67

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Solution

The fourth proportional to 53,497.30, 80,177.26 and 20,177.67 is: 30,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,497.30 : 80,177.26 = 20,177.67 : x
  2. Step 2: Convert to fraction form
    53,497.30/80,177.26 = 20,177.67/x
  3. Step 3: Cross multiply
    53,497.30x = 80,177.26 × 20,177.67
  4. Step 4: Simplify right side
    53,497.30x = 1,617,790,293.78
  5. Step 5: Solve for x
    x = 1,617,790,293.78/53,497.30
  6. Step 6: Final answer
    x = 30,240.60

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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.