Home / 53,735.52-80,616.92-31,567.64

Finding the Fourth Proportional to 53,735.52, 80,616.92 and 31,567.64

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Solution

The fourth proportional to 53,735.52, 80,616.92 and 31,567.64 is: 47,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,735.52 : 80,616.92 = 31,567.64 : x
  2. Step 2: Convert to fraction form
    53,735.52/80,616.92 = 31,567.64/x
  3. Step 3: Cross multiply
    53,735.52x = 80,616.92 × 31,567.64
  4. Step 4: Simplify right side
    53,735.52x = 2,544,885,908.47
  5. Step 5: Solve for x
    x = 2,544,885,908.47/53,735.52
  6. Step 6: Final answer
    x = 47,359.47

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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.