Home / 53,838.27-80,668.54-31,285.64

Finding the Fourth Proportional to 53,838.27, 80,668.54 and 31,285.64

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Solution

The fourth proportional to 53,838.27, 80,668.54 and 31,285.64 is: 46,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.27 : 80,668.54 = 31,285.64 : x
  2. Step 2: Convert to fraction form
    53,838.27/80,668.54 = 31,285.64/x
  3. Step 3: Cross multiply
    53,838.27x = 80,668.54 × 31,285.64
  4. Step 4: Simplify right side
    53,838.27x = 2,523,766,901.77
  5. Step 5: Solve for x
    x = 2,523,766,901.77/53,838.27
  6. Step 6: Final answer
    x = 46,876.82

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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.